Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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