Gaya APA

Locker, K, O., Kiengler, D. (2008). Business and Administrative Communication (Edisi 8). : MCGRAW-HILL.

Gaya MLA

Locker, Kitty, O.., Kiengler, Donna. "Business and Administrative Communication". Edisi 8 : MCGRAW-HILL, 2008. Bisnis.