Dyfyniad APA

Hirshbein. Smoking Privileges. Rutgers University Press.

Dyfyniad Arddull Chicago

Hirshbein. Smoking Privileges. Rutgers University Press.

Dyfyniad MLA

Hirshbein. Smoking Privileges. Rutgers University Press.

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