Style de citation APA

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

Style de citation Chicago

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

Style de citation MLA

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