Jhina, P. S. (1962). Agriculture in the hill regions of North India.
Chicago Edition CitationJhina, Padam Singh. Agriculture in the Hill Regions of North India. Government of India, 1962.
Cita MLAJhina, Padam Singh. Agriculture in the Hill Regions of North India. 1962.
Atenció: Aquestes cites poden no estar 100% correctes.