TY  - GEN
AU  - Pramanik & Chaudhury, xx
TI  - Uchcha Madhyamik Jiba Vijnana : Part-I
U1  - 574 
PY  - 1976///
CY  - Kolkata
PB  - Biswas Publishing House
KW  - BIO--.ECOLOGY & ENVIRON
ER  -