Recommended procedures for the examination of sea water and shellfish / 
American Public Health Association Inc. 
 - 4th ed. 
 - New York :  American Public Health Association,  1970. 
 - viii, 105 p. 
<br/><br/><label>ISBN: </label>0875530591 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marine microbiology--Technique.<br/>Shellfish--Microbiology--Technique.<br/>Poisonous shellfish.