Cita APA

Keyfitz, N. (1968). Introduction to the Mathematics of Population. Addison Wesley Pub Co.

Chicago Edition Citation

Keyfitz, Nathan. Introduction to the Mathematics of Population. London: Addison Wesley Pub Co, 1968.

Cita MLA

Keyfitz, Nathan. Introduction to the Mathematics of Population. Addison Wesley Pub Co, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.