Cita APA (7th ed.)

Allam, S. T. (1972). Agricultural Prices: Bases of method and Control. معهد التخطيط القزمى.

Cita Chicago (17th ed.)

Allam, Saad Taha. Agricultural Prices: Bases of Method and Control. القاهرة: معهد التخطيط القزمى, 1972.

Cita MLA (9th ed.)

Allam, Saad Taha. Agricultural Prices: Bases of Method and Control. معهد التخطيط القزمى, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.