Dickinson, G. (1970). Maps and Air Photographs. Edward Arnold Publishers Ltd..
Cita Chicago (17th ed.)Dickinson, G.C. Maps and Air Photographs. London: Edward Arnold Publishers Ltd., 1970.
Cita MLA (9th ed.)Dickinson, G.C. Maps and Air Photographs. Edward Arnold Publishers Ltd., 1970.
Atenció: Aquestes cites poden no estar 100% correctes.