Dyfyniad APA

Santrock, J. W. (2011). Child development (13 th edition.). Mc Graw Hill'.

Dyfyniad Arddull Chicago

Santrock, John W. Child Development. 13 th edition. New Delhi, India: Mc Graw Hill', 2011.

Dyfyniad MLA

Santrock, John W. Child Development. 13 th edition. Mc Graw Hill', 2011.

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