Gaya APA

925. (1). : Ladybird Book.

Gaya Chicago

925. Have a go 2b. : Ladybird Book, 1. 08/C/ING/082.

Gaya MLA

925. Have a go 2b. : Ladybird Book, 1. 08/C/ING/082.

Gaya Turabian

925. : Ladybird Book, 1. 08/C/ING/082.