International Institute for Applied Systems Analysis. (2019). .Options: .The power of the crowd. International Institute for Applied Systems Analysis.
Chicagoスタイル(17版)引用形式International Institute for Applied Systems Analysis. .Options: .The Power of the Crowd. New york: International Institute for Applied Systems Analysis, 2019.
MLA(9版)引用形式International Institute for Applied Systems Analysis. .Options: .The Power of the Crowd. International Institute for Applied Systems Analysis, 2019.
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