(2011). Labour statistics convention 160 and Labour statistics recommendation 170. Labstat Updates.
Cita Chicago Style (17a ed.)"Labour Statistics Convention 160 and Labour Statistics Recommendation 170." Labstat Updates 2011.
Cita MLA (9a ed.)"Labour Statistics Convention 160 and Labour Statistics Recommendation 170." Labstat Updates, 2011.
Precaución: Estas citas no son 100% exactas.