Healey, P. E. (1980). Force majeure. Institute of Building.
Chicagoスタイル(17版)引用形式Healey, P. E. Force Majeure. Ascot: Institute of Building, 1980.
MLA(9版)引用形式Healey, P. E. Force Majeure. Institute of Building, 1980.
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APA(7版)引用形式