Armstrong Robert G <br/><br/>
Yoruba numerals 

 -  1962 
 - Nigerian social and economic studies; 1 .
<br/><br/><label>Standard No.: </label>56,145 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LINGUISTICS
<br/><br/><label>Dewey Class. No.: </label>P654Y, K2 (PD)