Gaya APA

Beyer, B, K., Swanson, C, P. (NULL). Teaching thinking skills a handbook for elementary school teachers . Tokyo:: Tokyo: Ally and Bacon; 1991.

Gaya MLA

Beyer, Barry, K.., Swanson, Carl, P.. "Teaching thinking skills a handbook for elementary school teachers". Tokyo:: Tokyo: Ally and Bacon; 1991, NULL. Text.