Παραπομπή APA

Leon, Liberman, A Herbert, & Leon Lachman. (1970). Theary and practice of industrial pharmacy. Lea and Febiger.

Παραπομπή Chicago Style

Leon, Liberman, A Herbert, και Leon Lachman. Theary and Practice of Industrial Pharmacy. Lea and Febiger, 1970.

Παραπομπή MLA

Leon, et al. Theary and Practice of Industrial Pharmacy. Lea and Febiger, 1970.