Olson, K. G. (1987). Why teenagers act the way they do. Group Books.
Chicagoスタイル(17版)引用形式Olson, Keith G. Why Teenagers Act the Way They Do. Colorado: Group Books, 1987.
MLA(9版)引用形式Olson, Keith G. Why Teenagers Act the Way They Do. Group Books, 1987.
警告: この引用は必ずしも正確ではありません.