Oliveira, Paulo Erichsen de. <br/><br/>
Invertebrados cretácicos do fosfato de Pernambuco. 

 - Rio de Janeiro,  [n.p.],  1957. 
 - 29 p.  ill.  23 cm. 
<br/><br/> Bound with no. 171-no. 178 subsequent to publication. 
<br/><br/>Bibliography: p. [27]-29. 
<br/><br/> Summary in English. 
<br/><br/><label>LCCN: </label>gs 59000095  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Invertebrates, Fossil.<br/>Paleontology--Cretaceous.<br/>Paleontology--Brazil--Pernambuco.
<br/><br/><label>LC Class. No.: </label>QE734  / .O4