APA引文

Agarwal, M. (1977). Economic and Commercial Geography. National Publishing House.

Chicago Edition Citation

Agarwal, M.c. Economic and Commercial Geography. New Delhi: National Publishing House, 1977.

MLA引文

Agarwal, M.c. Economic and Commercial Geography. National Publishing House, 1977.

警告：這些引文格式不一定是100％准確.