Rothwell, W. J. (1992). The ASTD reference guide to profesional human resource developement roles and competencies (2nd ed.). amherst,Mass: HRD Press.
Chicago Style CitationRothwell, William J. The ASTD Reference Guide to Profesional Human Resource Developement Roles and Competencies. 2nd ed. amherst,Mass: HRD Press, 1992.
MLA CitationRothwell, William J. The ASTD Reference Guide to Profesional Human Resource Developement Roles and Competencies. 2nd ed. amherst,Mass: HRD Press, 1992.
Warning: These citations may not always be 100% accurate.