Dyfyniad APA

Callahan, D. (1970). Abortion: Law choice and mortality. Callier-Macmillan.

Dyfyniad Arddull Chicago

Callahan, Daniel. Abortion: Law Choice and Mortality. London: Callier-Macmillan, 1970.

Dyfyniad MLA

Callahan, Daniel. Abortion: Law Choice and Mortality. Callier-Macmillan, 1970.

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