Cita APA (7a ed.)
(1991). Annual Abstract of Statistics 1991. Central Statistical Office.
Cita Chicago Style (17a ed.)
Annual Abstract of Statistics 1991. London: Central Statistical Office, 1991.
Cita MLA (9a ed.)
Annual Abstract of Statistics 1991. Central Statistical Office, 1991.
Precaución: Estas citas no son 100% exactas.