Gaya APA

Smet, P, D., dkk, K. (1992). Adverse Effects of Herbal Drugs 1 (Jilid I). Yogyakarta: Springer-Verlag.

Gaya MLA

Smet, P.A.G.M, De., dkk, K.Keller. "Adverse Effects of Herbal Drugs 1". Jilid I Yogyakarta: Springer-Verlag, 1992. Text.