Dyfyniad APA
Locker, K. O., & Kaczmarek, S. K. (2007). Business communication: Building critical skills (3rd ed.). McGraw-Hill Tata McGraw-Hill.
Dyfyniad Arddull Chicago
Locker, Kitty O., and Stephen Kyo Kaczmarek. Business Communication: Building Critical Skills. 3rd ed. Boston, Mass.; New Delhi: McGraw-Hill Tata McGraw-Hill, 2007.
Dyfyniad MLA
Locker, Kitty O., and Stephen Kyo Kaczmarek. Business Communication: Building Critical Skills. 3rd ed. McGraw-Hill Tata McGraw-Hill, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.