Dyfyniad APA

Brown, P. (1998). The urinary system. British, UK: The University of Bristol.

Dyfyniad Arddull Chicago

Brown, Peter. The Urinary System. British, UK: The University of Bristol, 1998.

Dyfyniad MLA

Brown, Peter. The Urinary System. British, UK: The University of Bristol, 1998.

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