TY  - BOOK
AU  - KOCHAR, DINESH CHANDRA
TI  - Audyogik Manovigyan : Siddhant Aur Samiksha: Audyogik Manovigyan : Siddhant Aur Samiksha, Patna : Bihar Hindi Granth Academy, 1974
U1  - 331.03 
PY  - 1974///
CY  - Patna
PB  - Bihar Hindi Granth Academy
ER  -