Dyfyniad APA

Kogan, B. S. (1991). A Time to be born and a time to die: The ethics of choice. Hawthorne, N.Y: Aldine De Gruyter.

Dyfyniad Arddull Chicago

Kogan, Barry S. A Time to Be Born and a Time to Die: The Ethics of Choice. Hawthorne, N.Y: Aldine De Gruyter, 1991.

Dyfyniad MLA

Kogan, Barry S. A Time to Be Born and a Time to Die: The Ethics of Choice. Hawthorne, N.Y: Aldine De Gruyter, 1991.

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