Russell, Robert H. Polo 2 : a user's guide to multiple probil on logit analysis / Robert H. Russell, N. E. Savin [and] Jacqueline L. Robertson - [S.l. : s.n., [n.d.] - 40 p. ; 28 cm. Subjects--Topical Terms: Agriculture--Economic aspects--IndiaAgriculture--Social aspects--India Dewey Class. No.: 338.1854