Cita APA (7th ed.)

Locker, K. O. (2007). Business Communication (3rd.). Mcgraw Hill.

Cita Chicago (17th ed.)

Locker, Kitty O. Business Communication. 3rd. New Delhi: Mcgraw Hill, 2007.

Cita MLA (9th ed.)

Locker, Kitty O. Business Communication. 3rd. Mcgraw Hill, 2007.