APA Style

Cooke, Tim. (2012). How to Change the World with a Ball of String Paperback . London: Scholastic Inc..

Chicago Style

Cooke, Tim. How to Change the World with a Ball of String Paperback. London: Scholastic Inc., 2012. Text.

MLA Style

Cooke, Tim. How to Change the World with a Ball of String Paperback. London: Scholastic Inc., 2012. Text.

Turabian Style

Cooke, Tim. How to Change the World with a Ball of String Paperback. London: Scholastic Inc., 2012. Print.