APA (7th ed.) Citation

Rawson, C., & King, C. (1976). How machines work. Usborne.

Chicago Style (17th ed.) Citation

Rawson, Christopher, and Colin King. How Machines Work. London: Usborne, 1976.

MLA (9th ed.) Citation

Rawson, Christopher, and Colin King. How Machines Work. Usborne, 1976.

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