Edited by Rhind, D. (1997). Framework for the world. Geoinformation International.
Cita Chicago (17th ed.)Edited by Rhind, David. Framework for the World. Cambridge: Geoinformation International, 1997.
Cita MLA (9th ed.)Edited by Rhind, David. Framework for the World. Geoinformation International, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.