Cita APA (7th ed.)

LOCKER, K. O. (2000). BUSINESS COMMUNICATION. MCGRAW HILL.

Cita Chicago (17th ed.)

LOCKER, K O. BUSINESS COMMUNICATION. BOSTON: MCGRAW HILL, 2000.

Cita MLA (9th ed.)

LOCKER, K O. BUSINESS COMMUNICATION. MCGRAW HILL, 2000.