Flavell, J. H. (1977). Cognitive development. Prentice-Hall.
Chicagoスタイル(17版)引用形式Flavell, John H. Cognitive Development. Englewood Cliffs, N.J.: Prentice-Hall, 1977.
MLA(8版)引用形式Flavell, John H. Cognitive Development. Prentice-Hall, 1977.
警告: この引用は必ずしも正確ではありません.