Cita APA (7th ed.)

Qayum, A. (1967). Numerical models of economic development. Rotterdam University Press.

Cita Chicago (17th ed.)

Qayum, Abdul. Numerical Models of Economic Development. Rotterdam: Rotterdam University Press, 1967.

Cita MLA (9th ed.)

Qayum, Abdul. Numerical Models of Economic Development. Rotterdam University Press, 1967.