APA (7th ed.) Citation

Heffernan, J., & McLean, A. (2001). My dog. Margaret Hamilton Books.

Chicago Style (17th ed.) Citation

Heffernan, John, and Andrew McLean. My Dog. Hunters Hill, N.S.W.: Margaret Hamilton Books, 2001.

MLA (9th ed.) Citation

Heffernan, John, and Andrew McLean. My Dog. Margaret Hamilton Books, 2001.