BHATNAGAR (S.C.)/ RAMANI (K.V.), . (1991). Computers and Information Management. New Delhi: Prentice Hall of India New Delhi.
BHATNAGAR (S.C.)/ RAMANI (K.V.), . 1991. Computers and Information Management. New Delhi: Prentice Hall of India New Delhi.
BHATNAGAR (S.C.)/ RAMANI (K.V.), . Computers and Information Management. New Delhi: Prentice Hall of India New Delhi. 1991.
