Gaya APA

Block, J, H., Jr, J, M, B. (2011). Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry : Twelfth Edition (Twelfth Edition). Cina: Lippincot Williams & Wilkins.

Gaya MLA

Block, John, H.., Jr, John, M., Beale,. "Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry : Twelfth Edition". Twelfth Edition Cina: Lippincot Williams & Wilkins, 2011. Text.