Dyfyniad APA

(1990). Laboratory Manual To Accompany Essentials Of Biology / Hopson, Wessells. McGraw-Hill.

Dyfyniad Arddull Chicago

Laboratory Manual To Accompany Essentials Of Biology / Hopson, Wessells. McGraw-Hill, 1990.

Dyfyniad MLA

Laboratory Manual To Accompany Essentials Of Biology / Hopson, Wessells. McGraw-Hill, 1990.

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