Gaya APA

Locker, K, O., Kienzler, D, S. (2015). Business and adminstrasive communication (11th ed). New York: McGraw-Hill Book Company.

Gaya MLA

Locker, Kitty, O.., Kienzler, Donna, S. "Business and adminstrasive communication". 11th ed New York: McGraw-Hill Book Company, 2015. Printed Book.