TY  - BOOK
AU  - BEDI, Gur Pratap Singh
TI  - Experimental study of effectiveness of some non-projected visual aids in young farmer`s training course at Punjab Agicultural University, Ludhiana
U1  - T 371.335 B39E 
PY  - 1971///
CY  - Ludhiana
PB  - P.A.U
KW  - VISUAL AIDS
ER  -