Gaya APA

9249. (1). : Longman.

Gaya Chicago

9249. Fun with Mathematics Book 1. : Longman, 1. 163/MAT/OO1.

Gaya MLA

9249. Fun with Mathematics Book 1. : Longman, 1. 163/MAT/OO1.

Gaya Turabian

9249. : Longman, 1. 163/MAT/OO1.