APA (7th ed.) Citation

Long, L., & Long, N. (1994). Introduction to computers and information systems (4 th.). Prentice Hall.

Chicago Style (17th ed.) Citation

Long, Larry, and Nancy Long. Introduction to Computers and Information Systems. 4 th. New Jersey: Prentice Hall, 1994.

MLA (9th ed.) Citation

Long, Larry, and Nancy Long. Introduction to Computers and Information Systems. 4 th. Prentice Hall, 1994.