Dyfyniad APA
Downing, D., & Clark, J. (2003). Business statistics (4th ed.). Barron's.
Dyfyniad Arddull Chicago
Downing, Douglas, and Jeffrey Clark. Business Statistics. 4th ed. Hauppauge, NY: Barron's, 2003.
Dyfyniad MLA
Downing, Douglas, and Jeffrey Clark. Business Statistics. 4th ed. Barron's, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.