TY  - BOOK
AU  - Yahiya, Harun
AU  - Ahmed, Mohammed Nazir
TI  - Natural biological limitations
SN  - 9789350732144
U1  - 891.439/YAH/N 
PY  - 2013///
CY  - Delhi
PB  - Educational Publishing House
KW  - Urdu Literature
ER  -