APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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