Dyfyniad APA

Bound, J. P., Butler, N. R., & Spector, W. G. (1956). Classification and Causes of Perinatal Mortality.

Dyfyniad Arddull Chicago

Bound, J. P., N. R. Butler, and W. G. Spector. Classification and Causes of Perinatal Mortality. 1956.

Dyfyniad MLA

Bound, J. P., N. R. Butler, and W. G. Spector. Classification and Causes of Perinatal Mortality. 1956.

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