Heyel, C. (1968). Handbook of industrial research management (2nd ed.). Reinhold.
Chicagoスタイル(17版)引用形式Heyel, Carl. Handbook of Industrial Research Management. 2nd ed. New York: Reinhold, 1968.
MLA(9版)引用形式Heyel, Carl. Handbook of Industrial Research Management. 2nd ed. Reinhold, 1968.
警告: この引用は必ずしも正確ではありません.