Gopal Chandra, D. (1989). Fundamentals of agronomy. Oxford & IBH publishing co. pvt. ltd.
Čikaški stil citiranjaGopal Chandra, De. Fundamentals of Agronomy. New Delhi: Oxford & IBH publishing co. pvt. ltd, 1989.
MLA način citiranjaGopal Chandra, De. Fundamentals of Agronomy. Oxford & IBH publishing co. pvt. ltd, 1989.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.