International Council for Adult Education, International Development Research Centre (Canada), & Gayfer, M. (1979). The world of literacy: Policy, research, and action. IDRC.
Cita Chicago (17th ed.)International Council for Adult Education, International Development Research Centre (Canada), i Margaret Gayfer. The World of Literacy: Policy, Research, and Action. Ottawa: IDRC, 1979.
Cita MLA (8th ed.)International Council for Adult Education, et al. The World of Literacy: Policy, Research, and Action. IDRC, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.