Dyfyniad APA

Cassidy, T. (2006). Birth: The surprising history of how we are born. Grove Press / Atlantic Monthly Press Distributed by Publishers Group West.

Dyfyniad Arddull Chicago

Cassidy, Tina. Birth: The Surprising History of How We Are Born. New York: Grove Press / Atlantic Monthly Press Distributed by Publishers Group West, 2006.

Dyfyniad MLA

Cassidy, Tina. Birth: The Surprising History of How We Are Born. Grove Press / Atlantic Monthly Press Distributed by Publishers Group West, 2006.

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