Jack Canfield. (2012). Success Principles: How to get from where you are to where you want to be. HarperCollins Publishers.
Style de citation ChicagoJack Canfield. Success Principles: How to Get from Where You Are to Where You Want to Be. HarperCollins Publishers, 2012.
Style de citation MLAJack Canfield. Success Principles: How to Get from Where You Are to Where You Want to Be. HarperCollins Publishers, 2012.
Attention : ces citations peuvent ne pas être correctes à 100%.