Beamish, K., & Ashford, R. (2003). Marketing planning, 2003-2004. Butterworth-Heinemann.
Chicagoスタイル(17版)引用形式Beamish, Karen, , Ruth Ashford. Marketing Planning, 2003-2004. Oxford: Butterworth-Heinemann, 2003.
MLA(8版)引用形式Beamish, Karen, , Ruth Ashford. Marketing Planning, 2003-2004. Butterworth-Heinemann, 2003.
警告: この引用は必ずしも正確ではありません.