APA (7th ed.) Citation

Langefors, B., & Samuelson, K. (1976). Information and data in systems. Petrocelli/Charter.

Chicago Style (17th ed.) Citation

Langefors, Börje, and Kjell Samuelson. Information and Data in Systems. New York: Petrocelli/Charter, 1976.

MLA (8th ed.) Citation

Langefors, Börje, and Kjell Samuelson. Information and Data in Systems. Petrocelli/Charter, 1976.

Warning: These citations may not always be 100% accurate.