Spergel, I. A. (1995). The Youth gang problem: A community approach. Oxford University Press.
Chicagoスタイル(17版)引用形式Spergel, Irving A. The Youth Gang Problem: A Community Approach. New York: Oxford University Press, 1995.
MLA(9版)引用形式Spergel, Irving A. The Youth Gang Problem: A Community Approach. Oxford University Press, 1995.
警告: この引用は必ずしも正確ではありません.