Gaya APA

Harris, M. (1984). Practice For A Purpose : Writing Activities for Classroom, Lab, and Self-Study (Ed. 1). Boston: Houghtn Mifflin Company.

Gaya MLA

Harris, Muriel. "Practice For A Purpose : Writing Activities for Classroom, Lab, and Self-Study". Ed. 1 Boston: Houghtn Mifflin Company, 1984. Text.