Dyfyniad APA

Sercarz eliE. (1974). The immune system (4th ed.). Acadamic Press.

Dyfyniad Arddull Chicago

Sercarz eliE. The Immune System. 4th ed. Acadamic Press, 1974.

Dyfyniad MLA

Sercarz eliE. The Immune System. 4th ed. Acadamic Press, 1974.

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