Παραπομπή APA

BBenjamin, M. P. . .. (1981). Investment projects in agriculture: Principles and case studies (1.). English Language Book Society.

Παραπομπή Chicago Style

BBenjamin, Mcdonald P. Investment Projects in Agriculture: Principles and Case Studies. 1. London: English Language Book Society, 1981.

Παραπομπή MLA

BBenjamin, Mcdonald P. Investment Projects in Agriculture: Principles and Case Studies. 1. English Language Book Society, 1981.