Essential steps to swimming :   cd-rom user's guide 

 - 59 pages :   illustrations ;   21 cm + 
<br/><br/><label>ISBN: </label>0172320011 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Swimming - Guidebooks
<br/><br/><label>Dewey Class. No.: </label>797.21