Lancy, David F. <br/><br/>
Cross-cultural studies in cognition and mathematics / 
David F. Lancy 
 - New York :  Academic Press,  1982 
 - 248 p. :  ill. ;  22 cm. 
<br/><br/>Includes index Bibliography : p. 213-234 
<br/><br/><label>LCCN: </label>82-8794 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching--Papua New Guinea<br/>Cognition in children--Papua New Guinea<br/>Cross--cultural studies--Papua New Guinea