Ewart, R. J. (1913). The Influence of Parental and Grandparental Age at Birth of Offspring on their Susceptibility to the Zymotic Diseases.
Dyfyniad Arddull ChicagoEwart, R. J. The Influence of Parental and Grandparental Age At Birth of Offspring On Their Susceptibility to the Zymotic Diseases. 1913.
Dyfyniad MLAEwart, R. J. The Influence of Parental and Grandparental Age At Birth of Offspring On Their Susceptibility to the Zymotic Diseases. 1913.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.