Kotas, R. (1980). Managerial economics for hotel operation. Surrey University Press.
Chicagoスタイル(17版)引用形式Kotas, Richard. Managerial Economics for Hotel Operation. London: Surrey University Press, 1980.
MLA(9版)引用形式Kotas, Richard. Managerial Economics for Hotel Operation. Surrey University Press, 1980.
警告: この引用は必ずしも正確ではありません.