APA (7th ed.) Citation

Kirn, E., Jack, D., & O'Sullivan, J. K. (2002). Interactions 1: Grammar (4th edition.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Kirn, Elaine, Darcy Jack, and Jill Korey O'Sullivan. Interactions 1: Grammar. 4th edition. New York: McGraw-Hill, 2002.

MLA (9th ed.) Citation

Kirn, Elaine, et al. Interactions 1: Grammar. 4th edition. McGraw-Hill, 2002.