Dyfyniad APA
ebrary, Inc, & Collins, S. (2008). Oxford handbook of obstetrics and gynaecology (2nd ed.). Oxford University Press.
Dyfyniad Arddull Chicago
ebrary, Inc, and Sally Collins. Oxford Handbook of Obstetrics and Gynaecology. 2nd ed. Oxford ; New York: Oxford University Press, 2008.
Dyfyniad MLA
ebrary, Inc, and Sally Collins. Oxford Handbook of Obstetrics and Gynaecology. 2nd ed. Oxford University Press, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.