APA (7 ম সংস্করণ) উদ্ধৃতি

(2019). Self-Discipline: Develop Daily Habits to Program Your Mind, Build Mental Toughness, Self-Confidence and WillPower. Independently Published.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Self-Discipline: Develop Daily Habits to Program Your Mind, Build Mental Toughness, Self-Confidence and WillPower. USA: Independently Published, 2019.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Self-Discipline: Develop Daily Habits to Program Your Mind, Build Mental Toughness, Self-Confidence and WillPower. Independently Published, 2019.