publisher: E L S Educational Services publish date: March 1st 1979
format: paperback
ISBN:
0892851252 (9780892851256)
publisher: Forerunner Pr
publish date: December 20th 1999
format: paperback pages: 42
ISBN:
0967445019 (9780967445014)
publisher: E L S Educational Services
format: hardcover
language: English
ISBN:
0892851341 (9780892851348)