APA (7th ed.) Citation

Tsichritzis, D. C. (1974). Operating systems. Academic press.

Chicago Style (17th ed.) Citation

Tsichritzis, Dionysios C. Operating Systems. New York: Academic press, 1974.

MLA (8th ed.) Citation

Tsichritzis, Dionysios C. Operating Systems. Academic press, 1974.

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