by Robert D. Lock
publisher: Brooks/Cole
publish date: November 1st 1987
format: paperback pages: 248
language: English
ISBN:
053408222X (9780534082222)
publisher: Cengage Learning
publish date: October 1st 1991
format: paperback pages: 256
language: English
ISBN:
0534136575 (9780534136574)
publisher: Wadsworth Publishing Company publish date: August 20th 1999
format: paperback pages: 336
language: English
ISBN:
0534356184 (9780534356187)