Rugh, Roberts,  1903- <br/><br/>
The frog :  its reproduction and development / 
by Roberts Rugh. 
 - New York :  McGraw-Hill,  1951. 
 - x, 336 p. :  il. ;  24 cm. 
<br/><br/>Bibliografía: p. 311-320. 
<br/><br/><br/>Inglés 
<br/><br/><label>LCCN: </label>51000470  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Frogs.<br/>Embryology--Batrachia.
<br/><br/><label>Subjects--Index Terms: </label>Ranas. Embriología. 
<br/><br/><label>LC Class. No.: </label>QL 669  / R93 1951 
<br/><br/><label>Dewey Class. No.: </label>597.8 
<br/><br/><label>National Library of Medicine Call No.: </label>QL 959  / R932f 1951