APA Style

Locker, K, O., Kaczmarek, S, K. (2014). Business Communication Building Critical Skills (Sixth Edition) (6). New York: Mc Graw Hill.

MLA Style

Locker, Kitty, O.., Kaczmarek, Stephen, Kyo. "Business Communication Building Critical Skills (Sixth Edition)". 6 New York: Mc Graw Hill, 2014. Text.