BLANCHARD P N, . (2007). EFFECTIVE TRAINING SYSTEMS STRUATEGIES AND PRACTICES. : PRENTICE HALL.
BLANCHARD P N, . 2007. EFFECTIVE TRAINING SYSTEMS STRUATEGIES AND PRACTICES. : PRENTICE HALL.
BLANCHARD P N, . EFFECTIVE TRAINING SYSTEMS STRUATEGIES AND PRACTICES. : PRENTICE HALL. 2007.
