APA Citation

David Tong, & Cheryl Tong. (2011). PS I laugh you! Auckland, NZ: The Right Connection.

Chicago Style Citation

David Tong, and Cheryl Tong. PS I Laugh You! Auckland, NZ: The Right Connection, 2011.

MLA Citation

David Tong, and Cheryl Tong. PS I Laugh You! Auckland, NZ: The Right Connection, 2011.

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