Cita APA (7a ed.)

Singh, G. S. (1967). Economic and commercial geography: Research techniques and commodities. Manaktalas.

Cita Chicago Style (17a ed.)

Singh, Govind Saran. Economic and Commercial Geography: Research Techniques and Commodities. Bombay: Manaktalas, 1967.

Cita MLA (9a ed.)

Singh, Govind Saran. Economic and Commercial Geography: Research Techniques and Commodities. Manaktalas, 1967.