Pal, B.N . 1962- Principles of agricultural economics / B.N .Pal - 1st edition. - Delhi : Alahabad, 1959. - 751 p. ; 24 cm Subjects--Topical Terms: Agriculture--Economic aspects--United States. Dewey Class. No.: 338.1 / PAP 1959 National Agricultural Library Call No.: HD1761 / .B32 2016