APA-viite (7. p.)

Zenk, K. E. (1994). Pocket guide to evaluations of drug interactions (1994-95 ed.). American Pharmaceutical Association.

Chicago-viite (17. p.)

Zenk, Kathryn E. Pocket Guide to Evaluations of Drug Interactions. 1994-95 ed. Washington, D.C.: American Pharmaceutical Association, 1994.

MLA-viite (9. p.)

Zenk, Kathryn E. Pocket Guide to Evaluations of Drug Interactions. 1994-95 ed. American Pharmaceutical Association, 1994.