Παραπομπή APA

Vanek, J. (1967). Estimating foreign resource needs for economic development. McGraw-Hill.

Παραπομπή Chicago Style

Vanek, Jaroslaw. Estimating Foreign Resource Needs for Economic Development. New York: McGraw-Hill, 1967.

Παραπομπή MLA

Vanek, Jaroslaw. Estimating Foreign Resource Needs for Economic Development. McGraw-Hill, 1967.