Why Nations Go to War, Wadsworth Publishing, 2007.

Wadsworth Publishing, 4th edition.

Wadsworth Publishing, 1994.

Volume C. Wadsworth Publishing, 2009: 190-197.

Environmental Ethics: Readings in Theory and Applications (Wadsworth Publishing, 2011)

Wadsworth Publishing, 1978.

Wadsworth Publishing; 2nd Edition, 1981.

Wadsworth Publishing, California, 1962.

In 1978, the acquisition of Wadsworth Publishing provided Thomson with its first entry into specialized information, college textbooks, and professional books.

Wadsworth Publishing, 1998.