credit vs reference

credit

verb
  • To acknowledge the contribution of. 

  • To believe; to put credence in. 

  • To bring honour or repute upon; to do credit to; to raise the estimation of. 

  • To add to an account. 

noun
  • Reliance on the truth of something said or done; faith; trust. 

  • A source of value, distinction or honour. 

  • A person's credit rating or creditworthiness, as represented by their history of borrowing and repayment (or non payment). 

  • A unit of currency used in a fictional universe or timeframe. 

  • The time given for payment for something sold on trust. 

  • Written titles and other information about the TV program or movie shown at the beginning and/or end of the TV program or movie. 

  • Acknowledgement of a contribution, especially in the performing arts. 

  • An addition to certain accounts; the side of an account on which payments received are entered. 

  • A reduction in taxes owed, or a refund for excess taxes paid. 

  • A nominal unit of value assigned outside of a currency system. 

  • Recognition for having taken a course (class). 

  • A course credit, a credit hour – used as measure if enough courses have been taken for graduation. 

  • Recognition, respect and admiration. 

  • A privilege of delayed payment extended to a buyer or borrower on the seller's or lender's belief that what is given will be repaid. 

reference

verb
  • To mention, to cite. 

  • To provide a list of references for (a text). 

  • To refer to, to use as a reference. 

  • To contain the value that is a memory address of some value stored in memory. 

noun
  • A measurement one can compare (some other measurement) to. 

  • Information about a person, provided by someone (a referee) with whom they are well acquainted. 

  • The act of referring: a submitting for information or decision. 

  • A previously published written work thus indicated; a source. 

  • A special sequence used to represent complex characters in markup languages, such as ™ for the ™ symbol. 

  • A relation between objects in which one object designates, or acts as a means by which to connect to or link to, another object. 

  • An object containing information which refers to data stored elsewhere, as opposed to containing the data itself. 

  • A person who provides this information; a referee. 

  • A short written identification of a previously published work which is used as a source for a text. 

  • A reference work. 

How often have the words credit and reference occurred in a corpus of books? (source: Google Ngram Viewer )