TY  - BOOK
AU  - Holman,H.
AU  - Welton,J.
ED  - Asutosh Collection (National Library, India)
TI  - Key to Holman and Irvines questions on logic
U1  - 160 
PY  - 0000///[n.d.]
CY  - London
PB  - University tutorial press
KW  - Logic
ER  -