Gaya APA

Langrehr, John. (2008). Learn to think : basic exercises in the core thingking skills for ages 6 - 11 . : Routledge.

Gaya Chicago

Langrehr, John. Learn to think : basic exercises in the core thingking skills for ages 6 - 11. : Routledge, 2008. Text.

Gaya MLA

Langrehr, John. Learn to think : basic exercises in the core thingking skills for ages 6 - 11. : Routledge, 2008. Text.

Gaya Turabian

Langrehr, John. Learn to think : basic exercises in the core thingking skills for ages 6 - 11. : Routledge, 2008. Print.