APA (7th ed.) Citation

BARNARD. (1981). Instrusion detection systems: Principles of operation and application. Butterworth Publisher.

Chicago Style (17th ed.) Citation

BARNARD. Instrusion Detection Systems: Principles of Operation and Application. Boston: Butterworth Publisher, 1981.

MLA (8th ed.) Citation

BARNARD. Instrusion Detection Systems: Principles of Operation and Application. Butterworth Publisher, 1981.

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