Dyfyniad APA

(2005). Prentice Hall science explorer: Human biology and health. Boston, MA: Pearson Prentice-Hall.

Dyfyniad Arddull Chicago

Prentice Hall Science Explorer: Human Biology and Health. Boston, MA: Pearson Prentice-Hall, 2005.

Dyfyniad MLA

Prentice Hall Science Explorer: Human Biology and Health. Boston, MA: Pearson Prentice-Hall, 2005.

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