APA aipamena

Singh, S., & Vaish, M. C. (1975). International economics (Ed.4.).

Chicago Style aipamena

Singh, Sudama, and M C. Vaish. International Economics. Ed.4. New Delhi, Oxford & IBH publishing Co, 1975.

MLA aipamena

Singh, Sudama, and M C. Vaish. International Economics. Ed.4. 1975.