Dyfyniad APA

(1996). Eliminating measles in Canada. College of Family Physicians of Canada.

Dyfyniad Arddull Chicago

Eliminating Measles in Canada. College of Family Physicians of Canada, 1996.

Dyfyniad MLA

Eliminating Measles in Canada. College of Family Physicians of Canada, 1996.

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