Cita APA (7a ed.)

Peña, R. d. l. (1973). Joginder Kumar. Population and land in world agriculture: Recent trends and relationships. Berkeley, [Calif.] : University of California, 1973. 318 p. El Colegio de México A.C.

Cita Chicago Style (17a ed.)

Peña, Raúl de la. Joginder Kumar. Population and Land in World Agriculture: Recent Trends and Relationships. Berkeley, [Calif.] : University of California, 1973. 318 P. El Colegio de México A.C, 1973.

Cita MLA (9a ed.)

Peña, Raúl de la. Joginder Kumar. Population and Land in World Agriculture: Recent Trends and Relationships. Berkeley, [Calif.] : University of California, 1973. 318 P. El Colegio de México A.C, 1973.