American cutting edge.  Level 1 

 - v. +  4 sound cassettes (analog. stereo., Dolby processed) 
<br/><br/> MINIMUM LEVEL RECORD. 
<br/><br/><label>ISBN: </label>9620056272 (Student's book) 9620056310 (Workbook) 8945063900 (Class cassettes) 8945063943 (Workbook cassettes)