Dyfyniad APA
Frank, D. V., Little John G, & Miller, S. (2005). Chemical Building Blocks. Pearson Prentice Hall.
Dyfyniad Arddull Chicago
Frank, David V., Little John G, and Steve Miller. Chemical Building Blocks. Upper Saddle River ,NJ: Pearson Prentice Hall, 2005.
Dyfyniad MLA
Frank, David V., et al. Chemical Building Blocks. Pearson Prentice Hall, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.