Dyfyniad APA

Diane E Papalia & Sally Wendkos Olds. (2012). Human Development (9th.). New Delhi.

Dyfyniad Arddull Chicago

Diane E Papalia and Sally Wendkos Olds. Human Development. 9th. New Delhi, 2012.

Dyfyniad MLA

Diane E Papalia and Sally Wendkos Olds. Human Development. 9th. New Delhi, 2012.

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