Cita APA (7a ed.)

Locker, K. O. (2009). Business communication building critical skills. McGraw-Hill High Education.

Cita Chicago Style (17a ed.)

Locker, Kitty O. Business Communication Building Critical Skills. McGraw-Hill High Education, 2009.

Cita MLA (8a ed.)

Locker, Kitty O. Business Communication Building Critical Skills. McGraw-Hill High Education, 2009.