Dyfyniad APA

Derickson, A. (2014). Black lung: Anatomy of a public health disaster. Cornell University Press.

Dyfyniad Arddull Chicago

Derickson, Alan. Black Lung: Anatomy of a Public Health Disaster. Ithaca, New York: Cornell University Press, 2014.

Dyfyniad MLA

Derickson, Alan. Black Lung: Anatomy of a Public Health Disaster. Cornell University Press, 2014.

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