APA (7th ed.) Citation

Matthews, A. (2001). Being a happy teenager (Sixth edition.). Seashell publishers.

Chicago Style (17th ed.) Citation

Matthews, Andrew. Being a Happy Teenager. Sixth edition. Australia: Seashell publishers, 2001.

MLA (9th ed.) Citation

Matthews, Andrew. Being a Happy Teenager. Sixth edition. Seashell publishers, 2001.

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