Sadhu, A.N..
Fundamentals of Agricultural Economics / - Second rev.Ed. / - Bombay-4 : Himalaya Publishing House , 1983 - p.323 :
Economics
X(J) / M5;1
Fundamentals of Agricultural Economics / - Second rev.Ed. / - Bombay-4 : Himalaya Publishing House , 1983 - p.323 :
Economics
X(J) / M5;1