APA (7th ed.) Citation

Martin, A. (2008). How to improve at karate. Ticktock Media Limited.

Chicago Style (17th ed.) Citation

Martin, Ashley. How to Improve at Karate. Great Britain: Ticktock Media Limited, 2008.

MLA (8th ed.) Citation

Martin, Ashley. How to Improve at Karate. Ticktock Media Limited, 2008.