Dyfyniad APA

SOUTHWICK, F. S. (2003). Infectious diseases in 30 days. McGraw-Hill.

Dyfyniad Arddull Chicago

SOUTHWICK, Frederick S. Infectious Diseases in 30 Days. New York: McGraw-Hill, 2003.

Dyfyniad MLA

SOUTHWICK, Frederick S. Infectious Diseases in 30 Days. McGraw-Hill, 2003.

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