APA Citatie

(1987). Soil fertility and organic matter as critial components of production systems. Madison, USA: Soil Science Society of America, Inc.

Chicago Style citaat

Soil Fertility and Organic Matter As Critial Components of Production Systems. Madison, USA: Soil Science Society of America, Inc, 1987.

MLA citatie

Soil Fertility and Organic Matter As Critial Components of Production Systems. Madison, USA: Soil Science Society of America, Inc, 1987.

Let op: Deze citaties zijn niet altijd 100% accuraat.