Coombs, P. H. (1981). New strategies for improving rural family life. International Council for Educational Development.
Chicagoスタイル(17版)引用形式Coombs, Philip H. New Strategies for Improving Rural Family Life. Essex, Conn.: International Council for Educational Development, 1981.
MLA(8版)引用形式Coombs, Philip H. New Strategies for Improving Rural Family Life. International Council for Educational Development, 1981.
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