by Charles H. Wolfgang, Mary E. Wolfgang
publisher: Allyn & Bacon publish date: November 24th 1998
format: paperback pages: 260
language: English
ISBN:
020528258X (9780205282586)
publisher: Allyn & Bacon publish date: October 1st 1991
format: paperback pages: 336
language: English
ISBN:
0205131220 (9780205131228)