Westerman, M. D. (1993). The business environmental handbook. The Oasis Press/PSI Research.
Chicagoスタイル(17版)引用形式Westerman, Martin D. The Business Environmental Handbook. Grants Pass, Oregon: The Oasis Press/PSI Research, 1993.
MLA(9版)引用形式Westerman, Martin D. The Business Environmental Handbook. The Oasis Press/PSI Research, 1993.
警告: この引用は必ずしも正確ではありません.