Catalogue of main marine fouling organisms (found on ships coming into European waters): vol. 4 ascidians of European waters 

 - Paris      OECD  FR 1969     
 - 34p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  <Science and technology><Marine biology><Ships><Fouling>
<br/><br/><label>Dewey Class. No.: </label>500/OECD-5