Bear, F. E. (1951). Soils and fertilizers (4. ed.). Wiley [u.a.].
Chicago Style (17th ed.) CitationBear, Firman E. Soils and Fertilizers. 4. ed. New York: Wiley [u.a.], 1951.
MLA (9th ed.) CitationBear, Firman E. Soils and Fertilizers. 4. ed. Wiley [u.a.], 1951.
Warning: These citations may not always be 100% accurate.