Locker, K. O. (2006). Business and administrative communication (7th ed.). McGraw-Hill/Irwin.
Cita Chicago (17th ed.)Locker, Kitty O. Business and Administrative Communication. 7th ed. Boston, Mass.: McGraw-Hill/Irwin, 2006.
Cita MLA (8th ed.)Locker, Kitty O. Business and Administrative Communication. 7th ed. McGraw-Hill/Irwin, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.