APA (7th ed.) Citation

Royston,Angela. (2005). How do they work?: Constuction toys. Heinemann library.

Chicago Style (17th ed.) Citation

Royston,Angela. How Do They Work?: Constuction Toys. Oxford: Heinemann library, 2005.

MLA (9th ed.) Citation

Royston,Angela. How Do They Work?: Constuction Toys. Heinemann library, 2005.

Warning: These citations may not always be 100% accurate.