Hardert, R. A. (1974). Sociology and social issues. Rinehart Press.
Chicagoスタイル(17版)引用形式Hardert, Ronald A. Sociology and Social Issues. San Francisco: Rinehart Press, 1974.
MLA(9版)引用形式Hardert, Ronald A. Sociology and Social Issues. Rinehart Press, 1974.
警告: この引用は必ずしも正確ではありません.