Παραπομπή APA

Marcus, W. (1959). U. S. private investment and economic aid in underdeveloped countries.

Παραπομπή Chicago Style

Marcus, Wil. U. S. Private Investment and Economic Aid in Underdeveloped Countries. Public Affairs Press, Washington, 1959.

Παραπομπή MLA

Marcus, Wil. U. S. Private Investment and Economic Aid in Underdeveloped Countries. 1959.