Cita APA

ball Desmond and Babbage Ross. (1989). Geographic information systems: Defence applications. Pergamon.

Citación estilo Chicago

ball Desmond and Babbage Ross. Geographic Information Systems: Defence Applications. Australia: Pergamon, 1989.

Cita MLA

ball Desmond and Babbage Ross. Geographic Information Systems: Defence Applications. Pergamon, 1989.

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