Cita APA (7th ed.)

Thompson, W. (1953). Population problems (5th.). Tata McGraw Hill.

Cita Chicago (17th ed.)

Thompson, Warren. Population Problems. 5th. NULL: Tata McGraw Hill, 1953.

Cita MLA (9th ed.)

Thompson, Warren. Population Problems. 5th. Tata McGraw Hill, 1953.

Atenció: Aquestes cites poden no estar 100% correctes.