Dyfyniad APA

PORTAL R W. (1988). HEART ATTACK: PREVENTION AND TREATMENT. BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU.

Dyfyniad Arddull Chicago

PORTAL R W. HEART ATTACK: PREVENTION AND TREATMENT. NEW DELHI: BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU, 1988.

Dyfyniad MLA

PORTAL R W. HEART ATTACK: PREVENTION AND TREATMENT. BRITISH MEDICAL ASSOCIATIONS JAICO PUBLISHING HOU, 1988.

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