TY  - BOOK
AU  - Bose, A  A
TI  - Pareekshanangal nireekshanangal:  /പരീക്ഷണങ്ങൾ നിരീക്ഷണങ്ങൾ
U1  - 507.8 
N1  - Pareekshanangal Nirikshanangal; pareeshanangal neerishangal
ER  -