Gelfaud, M. (1968). University libraries for developing countries. UNESCO.
Chicagoスタイル(17版)引用形式Gelfaud, M. University Libraries for Developing Countries. NULL: UNESCO, 1968.
MLA(9版)引用形式Gelfaud, M. University Libraries for Developing Countries. UNESCO, 1968.
警告: この引用は必ずしも正確ではありません.