FAI seminar 1980 on fertilisers in India in the eighties : / papers proceedings at the seminar held at New Delhi from December 4-6, 1980 , edited by Ramendra Singh ... [et al.] - New Delhi : Fertiliser Association of India, 1981- - v. ; 22 cm. Library has vol.2 ISBN: Rs. 25.00 (pbk.) Subjects--Topical Terms: Fertilizers--Congresses--IndiaFertilizer industry--Congresses--India Dewey Class. No.: 338.47668620954