A reference is a word, phrase, or idea which comes from something such as a book, poem, or play and which you use when making a point about something.
Bibliographies is a list of source materials that are used or consulted in the preparation of a work or that are referred to in the text.
What is Referencing & Bibliographes
Referencing Styles
Referencing Toolbox
APA (American Psychological Association)
Chicago Manual of Style 16th Edition
MLA (Modern Language Association)
AMA (American Medical Association)