Gaya APA

Bjorklund, D, F., , . (2011). Children's thinking : developmental function and individual differences . Wadsworth Publishing Co Inc, 2: Wadsworth Publishing Co Inc, 2011.

Gaya MLA

Bjorklund, David, F.., , . "Children's thinking : developmental function and individual differences". Wadsworth Publishing Co Inc, 2: Wadsworth Publishing Co Inc, 2011, 2011. .