Bibliography – a list of sources at the end of a paper, artilce, book, etc. Sometimes called a "Works Cited" or "References" list.
Citation, "In-Text" – information inserted into the body of a text to indicate that a quote or idea came from some other work; includes enough information for the reader to find the source in the bibliography, works cited list, or references list.
Reference – infromation about one source, part of a list in a bibligoraphy, works cited list, or references list.
Endnote – a note at the end of a book or a section of a book that may contain a reference to a source.
Footnote – a note at the bottom of a page that may contain a reference to a source.
Citation Manager - an online service, browser add-on, or software product that helps you gather, organize, and use sources and citations.
Quotation
“One fish, two fish, red fish, blue fish” (Geisel, 1960, p. 1).
Paraphrasing
Theodore Seuss Geisel (1960), writing as Dr. Seuss, wrote that there are at least two fish and that some are red and some are blue.
Summary
There are many fish in the sea and they have unique characteristics (Geisel, 1960).