Dyfyniad APA
Jeffery, G. H. a. (1989). Vogel's textbook of quantitative chemical analysis (5th ed.). Addison-Wesley.
Dyfyniad Arddull Chicago
Jeffery, G. H...[et al]. Vogel's Textbook of Quantitative Chemical Analysis. 5th ed. Singapore: Addison-Wesley, 1989.
Dyfyniad MLA
Jeffery, G. H...[et al]. Vogel's Textbook of Quantitative Chemical Analysis. 5th ed. Addison-Wesley, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.