APA (7th ed.) Citation

(2013). Tractors and trucks: Over 100 fun first words to learn. Sandcastle Books Ltd..

Chicago Style (17th ed.) Citation

Tractors and Trucks: Over 100 Fun First Words to Learn. United Kingdom: Sandcastle Books Ltd., 2013.

MLA (9th ed.) Citation

Tractors and Trucks: Over 100 Fun First Words to Learn. Sandcastle Books Ltd., 2013.

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