APA (7th ed.) Citation

McLeod, R. (1989). Introduction to information systems: A problem-solving approach. Science Research Associates. SRA.

Chicago Style (17th ed.) Citation

McLeod, Raymond. Introduction to Information Systems: A Problem-solving Approach. Chicago, IL: Science Research Associates. SRA, 1989.

MLA (9th ed.) Citation

McLeod, Raymond. Introduction to Information Systems: A Problem-solving Approach. Science Research Associates. SRA, 1989.