Canfield, J. (2007). How to Get from Where You are to Where You Want to be : The 25 Principles of Success: The 25 Principles of Success. Harper Collins Publishers.
Chicago Edition CitationCanfield, Jack. How to Get from Where You Are to Where You Want to Be : The 25 Principles of Success: The 25 Principles of Success. London: Harper Collins Publishers, 2007.
Cita MLACanfield, Jack. How to Get from Where You Are to Where You Want to Be : The 25 Principles of Success: The 25 Principles of Success. Harper Collins Publishers, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.