A manual of acarology. 

 - 3rd ed. 
 - VIII, 807 p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780896726208  hardback 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arachnida--Classification<br/>Mites--Classification<br/>Ticks--Classification