APA (7th ed.) Zitazioa

S. M. AKHTAR. (1968). Introduction to modern economics. Publishers United.

Chicago Style (17th ed.) Zitazioa

S. M. AKHTAR. Introduction to Modern Economics. Lahore: Publishers United, 1968.

MLA (9th ed.) Zitazioa

S. M. AKHTAR. Introduction to Modern Economics. Publishers United, 1968.