Παραπομπή APA

Gupta, R. (1972). Keynes and Post Keynes, a General Survey of Income and Monetary Theories for University Students. S. Nagin.

Παραπομπή Chicago Style

Gupta, R.D. Keynes and Post Keynes, a General Survey of Income and Monetary Theories for University Students. Jullundar: S. Nagin, 1972.

Παραπομπή MLA

Gupta, R.D. Keynes and Post Keynes, a General Survey of Income and Monetary Theories for University Students. S. Nagin, 1972.