APA引文

Singh, H., & Ram, P. (1990). Sales and export management. Anuoam.

Chicago Edition Citation

Singh, Harkishan, and Paras Ram. Sales and Export Management. New Delhi: Anuoam, 1990.

MLA引文

Singh, Harkishan, and Paras Ram. Sales and Export Management. Anuoam, 1990.