APA Edition Citation

Ulrich B, S. M. E. (1991). Soil acidity. Springer - verlag Berlin Heidelberg.

Chicago Edition Citation

Ulrich B, Sumner M E. Soil Acidity. Newyork: Springer - verlag Berlin Heidelberg, 1991.

MLA Edition Citation

Ulrich B, Sumner M E. Soil Acidity. Springer - verlag Berlin Heidelberg, 1991.

Warning: These citations may not always be 100% accurate.