Petrovskibi, A. (1984). Age-group and pedagogical psychology. Progress Publishers.
Chicagoスタイル(17版)引用形式Petrovskibi, A.V. Age-group and Pedagogical Psychology. Moscow: Progress Publishers, 1984.
MLA(9版)引用形式Petrovskibi, A.V. Age-group and Pedagogical Psychology. Progress Publishers, 1984.
警告: この引用は必ずしも正確ではありません.