Cita APA (7th ed.)

Knowlton, C. H., & Penna, R. P. (1996). Pharmaceutical care. Chapman & Hall.

Cita Chicago (17th ed.)

Knowlton, Calvin H., i Richard P. Penna. Pharmaceutical Care. New York: Chapman & Hall, 1996.

Cita MLA (9th ed.)

Knowlton, Calvin H., i Richard P. Penna. Pharmaceutical Care. Chapman & Hall, 1996.