Παραπομπή APA

Robert ashton. (2007). The life plan: 700 simple ways to change your life for the better. Pearson education.

Παραπομπή Chicago Style

Robert ashton. The Life Plan: 700 Simple Ways to Change Your Life for the Better. New delhi: Pearson education, 2007.

Παραπομπή MLA

Robert ashton. The Life Plan: 700 Simple Ways to Change Your Life for the Better. Pearson education, 2007.