APA (7th ed.) Citation

Stack, L. (2013). Becoming self-disciplined: Make yourself do what you should do, even when you don't feel like it. Productivity Pro, Inc.

Chicago Style (17th ed.) Citation

Stack, Laura. Becoming Self-disciplined: Make Yourself Do What You Should Do, Even When You Don't Feel like It. Highlands Ranch, Colo: Productivity Pro, Inc, 2013.

MLA (9th ed.) Citation

Stack, Laura. Becoming Self-disciplined: Make Yourself Do What You Should Do, Even When You Don't Feel like It. Productivity Pro, Inc, 2013.