Hubbard,L.Ron. (2007). Propblems of work: Scientology applied to the workday world. New Era.
Chicago Edition CitationHubbard,L.Ron. Propblems of Work: Scientology Applied to the Workday World. Denmark: New Era, 2007.
Deismireacht MLAHubbard,L.Ron. Propblems of Work: Scientology Applied to the Workday World. New Era, 2007.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.