Cita APA (7th ed.)

Gupta MC & Mahajan BK. (2003). Textbook of Preventive and Social Medicine (3rd ed.). Jaypee Brothers Medical Publishers Ltd.

Cita Chicago (17th ed.)

Gupta MC i Mahajan BK. Textbook of Preventive and Social Medicine. 3rd ed. New Delhi: Jaypee Brothers Medical Publishers Ltd, 2003.

Cita MLA (9th ed.)

Gupta MC i Mahajan BK. Textbook of Preventive and Social Medicine. 3rd ed. Jaypee Brothers Medical Publishers Ltd, 2003.