Organisation for Economic Co-operation and Development. Manpower and Social Affairs Directorate. (1970). Workers' negotiated savings plans for capital formation: Regional trade union seminar, Florence, 23rd-24th May, 1967 ; final report. Organisation for Economic Co-operation and Development, Manpower and Social Affairs Directorate.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Manpower and Social Affairs Directorate. Workers' Negotiated Savings Plans for Capital Formation: Regional Trade Union Seminar, Florence, 23rd-24th May, 1967 ; Final Report. Paris: Organisation for Economic Co-operation and Development, Manpower and Social Affairs Directorate, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Manpower and Social Affairs Directorate. Workers' Negotiated Savings Plans for Capital Formation: Regional Trade Union Seminar, Florence, 23rd-24th May, 1967 ; Final Report. Organisation for Economic Co-operation and Development, Manpower and Social Affairs Directorate, 1970.