APA (7th ed.) Citation

Columbus. (1992). Hervard graphics 3.0 in a day. BPB publications.

Chicago Style (17th ed.) Citation

Columbus. Hervard Graphics 3.0 in a Day. New Delhi: BPB publications, 1992.

MLA (9th ed.) Citation

Columbus. Hervard Graphics 3.0 in a Day. BPB publications, 1992.