Warren, e. (1977). Long- range planning: The executive view point. Taraporewala.
Chicagoスタイル(17版)引用形式Warren, e. Long- Range Planning: The Executive View Point. Mumbai: Taraporewala, 1977.
MLA(9版)引用形式Warren, e. Long- Range Planning: The Executive View Point. Taraporewala, 1977.
警告: この引用は必ずしも正確ではありません.