Cita APA

MacKenzie, K. A. (1927). An Introduction to the Practice of Preventive Medicine.

Chicago Style Citation

MacKenzie, K. A. An Introduction to the Practice of Preventive Medicine. 1927.

Cita MLA

MacKenzie, K. A. An Introduction to the Practice of Preventive Medicine. 1927.

Atenció: Aquestes cites poden no estar 100% correctes.