Dyfyniad APA

MacLeod, D. R. E. (1959). Vaccination against poliomyelitis with Attenuated Live Virus.

Dyfyniad Arddull Chicago

MacLeod, D. R. E. Vaccination against Poliomyelitis With Attenuated Live Virus. 1959.

Dyfyniad MLA

MacLeod, D. R. E. Vaccination against Poliomyelitis With Attenuated Live Virus. 1959.

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