APA (7th ed.) Citation

Hobbs, M. (1991). On the green: A comlete guide to improving your putting. The Apple Press.

Chicago Style (17th ed.) Citation

Hobbs, Michael. On the Green: A Comlete Guide to Improving Your Putting. London: The Apple Press, 1991.

MLA (9th ed.) Citation

Hobbs, Michael. On the Green: A Comlete Guide to Improving Your Putting. The Apple Press, 1991.