A citation is something you add to the body of your paper that shows that an idea, fact, or quotation you are including comes from someone else, and it points your reader toward the reference which identifies the source.
All citations include enough information for your reader to find the source on your reference page.
A reference comes at the end of your paper, and gives your reader enough information to find a source for themselves.
All references include
Each style puts these in a different order, but they are always there.
Most citation styles will incorporate additional information about certain sources. For example:
If you don't know what style to use, ask your instructor.