FAI Seminar on the World Fertiliser Situation in the Seventies and Technical and Economic Aspects of Production of Ammonia Based on Heavy Fractions of Petroleum as Feedstocks, 1973 : proceedings of the seminar - FAI Seminar on the World Fertiliser Situation in the Seventies and Technical and Economic Aspects of Production of Ammonia Based on Heavy Fractions of Petroleum as Feedstocks (1973 Dec. 14-15 : Delhi); Parthasarathy, R.; Fertiliser Association of India (New Delhi : The Association, 1974)
Keywords: Fertilizers -- Congresses; Ammonia -- Congresses