Dyfyniad APA

Stampfer, M. (2004). New insights from the British doctors study.

Dyfyniad Arddull Chicago

Stampfer, M. New Insights from the British Doctors Study. 2004.

Dyfyniad MLA

Stampfer, M. New Insights from the British Doctors Study. 2004.

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