Underwater research / 
edited by E. A. Drew, J. N. Lythgoe, J. D. Woods 
 - London :  Academic Press,  1976 
 - 430 p. :  ill. ;  24 cm. 
<br/><br/> 'Most of the papers ... originate from the annual symposium of the Underwater Association of Malta after 1969' - Preface 
<br/><br/><label>ISBN: </label>0122219503 
<br/><br/><label>LCCN: </label>74-5659 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Deep diving<br/>Underwater explorations