Gaya APA

Soil and environmental science dictionary / edited by E.G. Gregorich ... [et al.]. (2002). : Boca Raton, Fla. : CRC Press.

Gaya MLA

Soil and environmental science dictionary / edited by E.G. Gregorich ... [et al.]. . : Boca Raton, Fla. : CRC Press, 2002. Text.