Canfield, J. (2007). How to Get from Where You are to Where You Want to Be: The 25 Principles of Success. Harper Element An Imprint of HarperCollins Publishers.
Cytowanie według stylu Chicago (wyd. 17)Canfield, Jack. How to Get from Where You Are to Where You Want to Be: The 25 Principles of Success. London: Harper Element An Imprint of HarperCollins Publishers, 2007.
Cytowanie według stylu MLA (wyd. 9)Canfield, Jack. How to Get from Where You Are to Where You Want to Be: The 25 Principles of Success. Harper Element An Imprint of HarperCollins Publishers, 2007.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..