William Walker Atkinson. (2016). El trabajo mental. Greenbooks Editore.
Chicago Style (17th ed.) CitationWilliam Walker Atkinson. El Trabajo Mental. Greenbooks Editore, 2016.
MLA (9th ed.) CitationWilliam Walker Atkinson. El Trabajo Mental. Greenbooks Editore, 2016.
Warning: These citations may not always be 100% accurate.