Kellaway, G. P. (1946). Map projections. Methuen.
Cita Chicago Style (17a ed.)Kellaway, George P. Map Projections. London: Methuen, 1946.
Cita MLA (9a ed.)Kellaway, George P. Map Projections. Methuen, 1946.
Precaución: Estas citas no son 100% exactas.