Dyfyniad APA

Tan, K. H. (1998). Principles of soil chemistry (3rd ed., rev. and expanded.). M. Dekker.

Dyfyniad Arddull Chicago

Tan, Kim H. Principles of Soil Chemistry. 3rd ed., rev. and expanded. New York: M. Dekker, 1998.

Dyfyniad MLA

Tan, Kim H. Principles of Soil Chemistry. 3rd ed., rev. and expanded. M. Dekker, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.