Richmond, M. J. (1977). Issues in year-round education. Christopher Pub. House.
Chicagoスタイル(17版)引用形式Richmond, Mossie J. Issues in Year-round Education. North Quincy, Mass.: Christopher Pub. House, 1977.
MLA(8版)引用形式Richmond, Mossie J. Issues in Year-round Education. Christopher Pub. House, 1977.
警告: この引用は必ずしも正確ではありません.