Gaya APA

Block, J, H., Beale, J, M. (2004). Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry (11th.ed). Philadelphia: Lippincot William & Wilkins.

Gaya MLA

Block, John, H., Beale, John, M. "Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry". 11th.ed Philadelphia: Lippincot William & Wilkins, 2004. Text.