APA (7th ed.) Citation

Lewis, R., & Blakeley, B. H. (1974). Elements of BASIC (2nd edition.). NCC Publications.

Chicago Style (17th ed.) Citation

Lewis, R., and B. H. Blakeley. Elements of BASIC. 2nd edition. Manchester: NCC Publications, 1974.

MLA (8th ed.) Citation

Lewis, R., and B. H. Blakeley. Elements of BASIC. 2nd edition. NCC Publications, 1974.