GREGORY, S. (1968). Statirical methods and the geographer. Longmans.
Cita Chicago Style (17a ed.)GREGORY, Stanley. Statirical Methods and the Geographer. London: Longmans, 1968.
Cita MLA (9a ed.)GREGORY, Stanley. Statirical Methods and the Geographer. Longmans, 1968.
Precaución: Estas citas no son 100% exactas.