International Labour Office. (1977). Social and labour practices of multinational enterprises in the petroleum industry. International Labour Office.
Cita Chicago Style (17a ed.)International Labour Office. Social and Labour Practices of Multinational Enterprises in the Petroleum Industry. Geneva: International Labour Office, 1977.
Cita MLA (9a ed.)International Labour Office. Social and Labour Practices of Multinational Enterprises in the Petroleum Industry. International Labour Office, 1977.
Precaución: Estas citas no son 100% exactas.