TY  - BOOK
AU  - Ramaiah P
TI  - Tribal economy of India:  A case study of Koyas of Andhra Pradesh   
U1  - Y72:3(X).216.N7, M1 
PY  - 1981///
CY  -  New Delhi 
PB  - Light and Life Pub.      
KW  - Tribes
N1  - Bibiliography: 191-202
ER  -