Your instructor should specify which citation style to use. Be sure to use the correct citation style.
Writing an annotated bibliography? Check the link for help and be sure to evaluate your sources.
A note on spelling:
The authority for spelling is Merriam-Webster's Collegiate Dictionary. For any words not found in this dictionary, use Webster's Third New International Dictionary (unabridged). Use American English spellings. Choose the first spelling when multiple spellings are available.