Dyfyniad APA
Lesikar, R. V., & Pettit, J. D. (1998). Report writing for business (10th ed.). Irwin/McGraw-Hill.
Dyfyniad Arddull Chicago
Lesikar, Raymond Vincent, and John D. Pettit. Report Writing for Business. 10th ed. Boston : New Delhi: Irwin/McGraw-Hill, 1998.
Dyfyniad MLA
Lesikar, Raymond Vincent, and John D. Pettit. Report Writing for Business. 10th ed. Irwin/McGraw-Hill, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.