Gaya APA

LOCKER, K, O., KIENZLER, D, S. (2013). Business and administrative communication (10th ed.). New York: McGraw-Hill.

Gaya MLA

LOCKER, Kitty, O.., KIENZLER, Donna, S.. "Business and administrative communication". 10th ed. New York: McGraw-Hill, 2013. Buku.