Dyfyniad APA

Rom, W. N. (1992). Environmental and occupational medicine (2nd ed.). Little, Brown.

Dyfyniad Arddull Chicago

Rom, William N. Environmental and Occupational Medicine. 2nd ed. Boston: Little, Brown, 1992.

Dyfyniad MLA

Rom, William N. Environmental and Occupational Medicine. 2nd ed. Little, Brown, 1992.

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