| 1 |  | Customer service : Building sucessful skills for the twenty-first century / Robert W. Lucas . - 3rd ed. - Boston Burr Ridge : McGraw Hill , 2005. - XVI,416 tr ; 26 cm 1DVD
Thông tin xếp giá: 1D/600/A.000213 |
| 2 | | Training workshop essentials : Designing, developing, and delivering learning events that get results / Robert W. Lucas . - San Francisco : Pfieffer , 2009. - xv,448 tr ; 24 cm
Thông tin xếp giá: 600/A.001139-001140 |