APA
Higgins R. A. e., . (1993). The sales manager's guide to training and development your team. Illinois: Business One Irwin.
Chicago
Higgins Raymond A ed, . 1993. The sales manager's guide to training and development your team. Illinois: Business One Irwin.
Harvard
Higgins R. A. e., . (1993). The sales manager's guide to training and development your team. Illinois: Business One Irwin.
MLA
Higgins Raymond A ed, . The sales manager's guide to training and development your team. Illinois: Business One Irwin. 1993.