Parrish, P. Calcium superphosphate and compound fertilizers their chemistry and manufacture - London : Hutchinson`s, 1939 - 322 p. : ilus. LCCN: 37532 Subjects--Topical Terms: Fertilizantes fosfatados.Fertilizantes y abonos.Fosfato de calcio.IngenierĂa quĂmica. Dewey Class. No.: 631.85 / P37