Dyfyniad APA

Khanna, K., & Gupta, V. (1978). Economic and commercial geography. Sultanchand & Sons.

Dyfyniad Arddull Chicago

Khanna, K.K, and V.K Gupta. Economic and Commercial Geography. New Delhi: Sultanchand & Sons, 1978.

Dyfyniad MLA

Khanna, K.K, and V.K Gupta. Economic and Commercial Geography. Sultanchand & Sons, 1978.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.