Style de citation APA

Khanna K K. Economic and commercial Geography (7 th ed.). Sultan Chand & Sons.

Style de citation Chicago

Khanna K K. Economic and Commercial Geography. 7 th ed. New Delhi: Sultan Chand & Sons.

Style de citation MLA

Khanna K K. Economic and Commercial Geography. 7 th ed. Sultan Chand & Sons.

Attention : ces citations peuvent ne pas être correctes à 100%.