Gustafson, A. (1997). Hand book of fertilizers: Their sources, makeup, effects and use. ABP.
Citación estilo ChicagoGustafson, A.F. Hand Book of Fertilizers: Their Sources, Makeup, Effects and Use. New Delhi: ABP, 1997.
Cita MLAGustafson, A.F. Hand Book of Fertilizers: Their Sources, Makeup, Effects and Use. ABP, 1997.
Warning: These citations may not always be 100% accurate.