APA (7th ed.) Citation

O'Keefe, J. M. (1998). What color is your swimming pool?: The guide to trouble-free pool maintenance (2nd ed.). Storey Books.

Chicago Style (17th ed.) Citation

O'Keefe, John M. What Color Is Your Swimming Pool?: The Guide to Trouble-free Pool Maintenance. 2nd ed. Massachusetts: Storey Books, 1998.

MLA (9th ed.) Citation

O'Keefe, John M. What Color Is Your Swimming Pool?: The Guide to Trouble-free Pool Maintenance. 2nd ed. Storey Books, 1998.