APA Citation

Sommers, N. Z. (1988). Writing with a purpose (9th ed.). Boston: Houghton Mifflin.

Chicago Style Citation

Sommers, Nancy Z. Writing With a Purpose. 9th ed. Boston: Houghton Mifflin, 1988.

MLA Citation

Sommers, Nancy Z. Writing With a Purpose. 9th ed. Boston: Houghton Mifflin, 1988.

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