publisher: Content Communications publish date: June 1st 1992
format: paperback
language: English
ISBN:
0963303600 (9780963303608)
publisher: Microtraining Associates, Inc. publish date: September 3rd 2007
format: paperback pages: 98
language: English
ISBN:
0917276132 (9780917276132)
language: English
ISBN:
0917276124 (9780917276125)