Παραπομπή APA

Onyemelukwe, C. C. (2009). Science of economic development and growth: The theory of factor proportions. Reference press.

Παραπομπή Chicago Style

Onyemelukwe, Clement C. Science of Economic Development and Growth: The Theory of Factor Proportions. New Delhi: Reference press, 2009.

Παραπομπή MLA

Onyemelukwe, Clement C. Science of Economic Development and Growth: The Theory of Factor Proportions. Reference press, 2009.