TY  - BOOK
AU  - RAMPAL SINGH VERMA
AU  - DEVDUTT SHARMA
AU  - PRITHVI SINGH
AU  - SATYADEV SINGH
TI  - PRABHAVI SHIKSHAN KE ADHAR
PY  - 1990///
CY  - AGRA
PB  - VINOD PUSTAK MANDIR
KW  - PRABHAVI SHIKSHAN KE ADHAR
ER  -