Levitt, R. E., & Samelson, N. M. (1993). Construction safety management (2nd ed.). Wiley.
Chicagoスタイル(17版)引用形式Levitt, Raymond E., , Nancy Morse Samelson. Construction Safety Management. 2nd ed. New York: Wiley, 1993.
MLA(9版)引用形式Levitt, Raymond E., , Nancy Morse Samelson. Construction Safety Management. 2nd ed. Wiley, 1993.
警告: この引用は必ずしも正確ではありません.