Citazione Stile APA (7a Edizione)

Burnell, I. The power of positive doing. International Personal Development, Goodwill Publishing House.

Citazione stile Chigago Style (17a edizione)

Burnell, Ivan. The Power of Positive Doing. Center Ossipee, NH : New Delhi: International Personal Development, Goodwill Publishing House.

Citatione MLA (8a ed.)

Burnell, Ivan. The Power of Positive Doing. International Personal Development, Goodwill Publishing House.