Não informado. (1959). Psychological Issues. International Universities.
Chicagoスタイル(17版)引用形式Não informado. Psychological Issues. New York: International Universities, 1959.
MLA(8版)引用形式Não informado. Psychological Issues. International Universities, 1959.
警告: この引用は必ずしも正確ではありません.