Sanderson, Ann. R. <br/><br/>
The cytology of parthenogenesis in teuthredinidae / 
Ann. R. Sanderson 
 - The Hague :  Matinus Nijhoff,  1933 
 - 321-451 p. xix pl. ;  24 cm. 
 - St. Andrews University publication ;  no. 33 .
<br/><br/> Plates accompanied with descriptive letter press 
<br/><br/><label>Dewey Class. No.: </label>161