Cita APA (7th ed.)
Fawcett-Tang, R., & Owen, W. Mapping: An Illustrated Guide to Graphic Navigational Systems. RotoVision.
Cita Chicago (17th ed.)
Fawcett-Tang, Roger, i William Owen. Mapping: An Illustrated Guide to Graphic Navigational Systems. Suiza: RotoVision.
Cita MLA (9th ed.)
Fawcett-Tang, Roger, i William Owen. Mapping: An Illustrated Guide to Graphic Navigational Systems. RotoVision.
Atenció: Aquestes cites poden no estar 100% correctes.