Cooley, R. A.  1873-1968. <br/><br/>
The genera Boophilus, Rhipicephalus, and Haemaphysalis (Ixodidae) of the new world, 
by R. A. Cooley ... 
 - Washington,  U.S. Govt. print. off.,  1946. 
 - iii, 54 p.  ill. 
<br/><br/> U. S. 79th Cong., 2d sess.  House.  Doc. 603.  "From the Rocky mountain laboratory, Division of infectious diseases, National institute of health." 
<br/><br/>"References": p. 51-54. 
<br/><br/><label>LCCN: </label>med46000105  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ticks.
<br/><br/><label>LC Class. No.: </label>RA421  / .U4 no. 187 
<br/><br/><label>National Library of Medicine Call No.: </label>W1  / UN659 no.187