Boop, F. <br/><br/>
A comparative grammar of the Sanskrit, Zend, Greek, Latin, Lithuanian, Gothic, German and Slavonic languages 

 - 3 ed. 
 - London :   Williams & Norgate,   1862. 
 - 456 p. :   tela verde ;   21 cm. 
<br/><br/> Ts. 1, 2 y 3