APA Citatie

Charles A Black. (1993). Soil fertility evaluation and control. Boca Raton: Lewis Publishers.

Chicago Style citaat

Charles A Black. Soil Fertility Evaluation and Control. Boca Raton: Lewis Publishers, 1993.

MLA citatie

Charles A Black. Soil Fertility Evaluation and Control. Boca Raton: Lewis Publishers, 1993.

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