Gaya APA

Becker, E, F., Wortmann, J. (2009). Mastering Communication At Work; How To Lead, Manage, And Ifluence . New York: McGraw-Hill.

Gaya MLA

Becker, Ethan, F.., Wortmann, Jon. "Mastering Communication At Work; How To Lead, Manage, And Ifluence". New York: McGraw-Hill, 2009. Text.