TY  - GEN
AU  - Roy, Bhola Nath
TI  - Textbook of deductive logic: with copious examples and questions
U1  - 100 
PY  - 1968///
CY  - Kolkata
PB  - S.C.Sarkar & Sons
KW  - LOGIC
N1  - With a foreword by Adityanath Mukherjee
ER  -