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 / 
organised by the Fertiliser Association o 
 - New Delhi :  The Association,  1974 
 - 390 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label> Rs. 15.00 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers--Congresses<br/>Ammonia--Congresses
<br/><br/><label>Dewey Class. No.: </label>338.4766862082