YADAV SUBAH SINGH. (1992). NEW VISTAS IN RURAL ECONOMY: AGRICULTURE ECOLOGY. POINTER PUBLICATIONS.
Cita Chicago (17th ed.)YADAV SUBAH SINGH. NEW VISTAS IN RURAL ECONOMY: AGRICULTURE ECOLOGY. JAIPUR: POINTER PUBLICATIONS, 1992.
Cita MLA (9th ed.)YADAV SUBAH SINGH. NEW VISTAS IN RURAL ECONOMY: AGRICULTURE ECOLOGY. POINTER PUBLICATIONS, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.