TY  - BOOK
AU  - Vyas, Harish Chandra
TI  - Jansankhya pradushan aur paryavaran
SN  - 81-85828-22-9
U1  - 363.73 21st
PY  - 1999///
CY  - New Delhi
PB  - Vidya Vihar
KW  - Social problems; Population policy; Environmental science; Pollution-Environmental aspects
ER  -