Emmett, John. <br/><br/>
Underwater Swimming / 
John Emmett 
 - Wakefield :  EP Publishing,  1978 
 - 120 p :  ill 
 - EP Sport Series .
<br/><br/><label>ISBN: </label>071580569 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Skin diving.<br/>underwater swimming.<br/>Deep diving.
<br/><br/><label>LC Class. No.: </label>GV840.S78  / E32 U8 1978