TY  - BOOK
AU  - Jamsheed Charna
TI  - The significance of sound in communication
U1  - 741.6 JAM 
CY  - Karachi
UR  - https://drive.google.com/file/d/1RDgEpX6CJbC_c0bEr4ef5mznMbTEWNtr/view?usp=sharing
ER  -