APA (7th ed.) Citation

Ball, D., & Babbage, R. (1989). Geographic information systems: Defence applications. Brassey's Australia.

Chicago Style (17th ed.) Citation

Ball, Desmond, and Ross Babbage. Geographic Information Systems: Defence Applications. Rushcutters Bay, NSW, Australia: Brassey's Australia, 1989.

MLA (9th ed.) Citation

Ball, Desmond, and Ross Babbage. Geographic Information Systems: Defence Applications. Brassey's Australia, 1989.