Lehmann-Nitsche, R. <br/><br/>
Zeitschrift des deutschen wissenschaftlichen vereins. 

 - Buenos Aires :  GAB,  1920. 
 - 127 p. ;  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geografía
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Perú
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>918.1