APA (7th ed.) Citation

Harrison, E.. (2011). Today is the day you change your life. Pearson.

Chicago Style (17th ed.) Citation

Harrison, Elaine. Today Is the Day You Change Your Life. Harlow, England: Pearson, 2011.

MLA (9th ed.) Citation

Harrison, Elaine. Today Is the Day You Change Your Life. Pearson, 2011.