Halstead, Bob. <br/><br/>
Tropical diving adventures :  Papua New Guinea / 
Bob Halstead. 
 - Port Moresby :  Robert Brown & Associates,  1977. 
 - [30] p. :  ill., map ;  24 cm. 
 - Wildlife series ;  no.3. .
<br/><br/><label>ISBN: </label>0909093180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diving--Papua New Guinea.<br/>Scuba diving--Papua New Guinea.