METTRICK, D F <br/><br/>
Helminth parasites of Hertfordshire birds. III. Nematodes.  [electronic resource] 

 -  Journal of helminthology  1960 
 - 259-66 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-149X 
<br/><br/><label>Standard No.: </label>10.1017/s0022149x00021192  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Birds--parasitology<br/>Helminths<br/>Nematoda<br/>Parasites