Gaya APA

Barel, A, O. (2009). Handbook of Cosmetic Science and Technology (3 (Ketiga) Third Edition). New Delhi: Universitas Sumatra Utara Press.

Gaya MLA

Barel, Andre, O.. "Handbook of Cosmetic Science and Technology". 3 (Ketiga) Third Edition New Delhi: Universitas Sumatra Utara Press, 2009. Text.