Dyfyniad APA

(2000). Prentice Hall chemistry: Connections to our changing world. Prentice Hall.

Dyfyniad Arddull Chicago

Prentice Hall Chemistry: Connections to Our Changing World. Upper Saddle River, New Jersey: Prentice Hall, 2000.

Dyfyniad MLA

Prentice Hall Chemistry: Connections to Our Changing World. Prentice Hall, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.