Dyfyniad APA

Stewart, D. L., Davidson, I., & Hebert, C. N. (1968). International Reference Preparation of Newcastle Disease Vaccine (Live).

Dyfyniad Arddull Chicago

Stewart, Doreen L., Ian Davidson, and C. Nancy Hebert. International Reference Preparation of Newcastle Disease Vaccine (Live). 1968.

Dyfyniad MLA

Stewart, Doreen L., Ian Davidson, and C. Nancy Hebert. International Reference Preparation of Newcastle Disease Vaccine (Live). 1968.

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