APA
Study Week on the Use of Fertilizers and their Effect on crop growth w. e. o. Q. a. e. v. C., Hernando F. V. & Pontificia accademia dellescienze R. (1974). Fertilizers, crop quality and economy. Amsterdam: American Elsevier Pub. Co.
Chicago
Study Week on the Use of Fertilizers and their Effect on crop growth with emphasis on Quality and economy vatican City, Hernando Fernandez V and Pontificia accademia dellescienze Rome. 1974. Fertilizers, crop quality and economy. Amsterdam: American Elsevier Pub. Co.
Harvard
Study Week on the Use of Fertilizers and their Effect on crop growth w. e. o. Q. a. e. v. C., Hernando F. V. and Pontificia accademia dellescienze R. (1974). Fertilizers, crop quality and economy. Amsterdam: American Elsevier Pub. Co.
MLA
Study Week on the Use of Fertilizers and their Effect on crop growth with emphasis on Quality and economy vatican City, Hernando Fernandez V and Pontificia accademia dellescienze Rome. Fertilizers, crop quality and economy. Amsterdam: American Elsevier Pub. Co. 1974.