एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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