Dyfyniad APA

(2004). Core concepts in health. Boston, MA: McGraw-Hill.

Dyfyniad Arddull Chicago

Core Concepts in Health. Boston, MA: McGraw-Hill, 2004.

Dyfyniad MLA

Core Concepts in Health. Boston, MA: McGraw-Hill, 2004.

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