एपीए उद्धरण

KARAN SINGH & PUROHIT S.S. (1994). PLANT PRODUCTIVITY UNDER ENVIRONMENTAL STRESS. AGROBIOS.

शिकागो स्टाइल उद्धरण

KARAN SINGH और PUROHIT S.S. PLANT PRODUCTIVITY UNDER ENVIRONMENTAL STRESS. JODHPUR: AGROBIOS, 1994.

एमएलए उद्धरण

KARAN SINGH और PUROHIT S.S. PLANT PRODUCTIVITY UNDER ENVIRONMENTAL STRESS. AGROBIOS, 1994.