Elshafei, A. (1969). General Purpose Systems Simulator (GPSS). The Institute of National Planning.
Chicagoスタイル(17版)引用形式Elshafei, Alwalid. General Purpose Systems Simulator (GPSS). Cairo: The Institute of National Planning, 1969.
MLA(9版)引用形式Elshafei, Alwalid. General Purpose Systems Simulator (GPSS). The Institute of National Planning, 1969.
警告: この引用は必ずしも正確ではありません.