The Evolution of air breathing in vertebrates 
David J. Randall ... et al. 
 - Cambridge  Cambridge University Press  1981 
 - 133p. ill. 24cm 
<br/><br/> Includes index 
<br/><br/>Bibliography: p.120-129 
<br/><br/><label>ISBN: </label>0521222591 
<br/><br/><label>LCCN: </label>80-462 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Respiration<br/>Lungs--Evolution<br/>Gills--Evolution<br/>Vertebrates--Evolution