APA引文

Christian J M. G. Pieri. (1992). Fertility of soils: A future for farming in the West African Savannah (With 87 figures). Heidelberg, Berlin: Springer-Verlag.

Trích dẫn kiểu Chicago

Christian J M. G. Pieri. Fertility of Soils: A Future for Farming in the West African Savannah (With 87 Figures). Heidelberg, Berlin: Springer-Verlag, 1992.

MLA引文

Christian J M. G. Pieri. Fertility of Soils: A Future for Farming in the West African Savannah (With 87 Figures). Heidelberg, Berlin: Springer-Verlag, 1992.

警告：這些引文格式不一定是100％准確.