(1970). Food for children in pre-school centers, in summer programs.
Chicagoスタイル(17版)引用形式Food for Children in Pre-school Centers, in Summer Programs. 1970.
MLA(9版)引用形式Food for Children in Pre-school Centers, in Summer Programs. 1970.
警告: この引用は必ずしも正確ではありません.