(2000). Labour force statistics 1978-1998 = Statistiques de la population active 1978-1998 (1999 edition.). OECD.
Chicago Style (17. basım) AtıfLabour Force Statistics 1978-1998 = Statistiques De La Population Active 1978-1998. 1999 edition. Paris Cedex, France: OECD, 2000.
MLA (9th ed.) AtıfLabour Force Statistics 1978-1998 = Statistiques De La Population Active 1978-1998. 1999 edition. OECD, 2000.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..