Keller, R. D. (1999). Aims and options: A thematic approach to writing (2nd ed.). Houghton Mifflin.
Chicago Style (17th ed.) CitationKeller, Rodney D. Aims and Options: A Thematic Approach to Writing. 2nd ed. Boston: Houghton Mifflin, 1999.
MLA (9th ed.) CitationKeller, Rodney D. Aims and Options: A Thematic Approach to Writing. 2nd ed. Houghton Mifflin, 1999.
Warning: These citations may not always be 100% accurate.