International Labour Organization. (2013). The Informal economy and decent work: A policy resource guide supporting transitions to formality. International Labour Organization.
芝加哥风格引文International Labour Organization. The Informal Economy and Decent Work: A Policy Resource Guide Supporting Transitions to Formality. Geneva, Switzerland: International Labour Organization, 2013.
MLA引文International Labour Organization. The Informal Economy and Decent Work: A Policy Resource Guide Supporting Transitions to Formality. International Labour Organization, 2013.
警告：这些引文格式不一定是100％准确.