Cita APA (7th ed.)

Clark, R. W. (1961). Orientation in pharmacy. [s.n.].

Cita Chicago (17th ed.)

Clark, R. W. Orientation in Pharmacy. [s.l.]: [s.n.], 1961.

Cita MLA (9th ed.)

Clark, R. W. Orientation in Pharmacy. [s.n.], 1961.