Positive discipline : how to resolve tough performance problems quickly ... and permanently /

• 作者：Eric Harvey, Paul Sims.
• 出版者：The Walk the Talk Company
• 出版地：Flower Mound, Tex. :
• 語文：英語
• ISBN/ISSN/ISRC：1885228627
• 作者：Harvey, Eric L.;Sims, Paul.
• 索書號：658.314