APA (7th ed.) Citation

Long, L. E. (1994). Introduction to computers and information processing (4th ed.). Global Publishing.

Chicago Style (17th ed.) Citation

Long, Larry E. Introduction to Computers and Information Processing. 4th ed. Manila: Global Publishing, 1994.

MLA (9th ed.) Citation

Long, Larry E. Introduction to Computers and Information Processing. 4th ed. Global Publishing, 1994.