Sidwell, G. R. (1954). Ideas for charter commissions. s.n.
Chicagoスタイル(17版)引用形式Sidwell, George Rogers. Ideas for Charter Commissions. [Lansingn Mich.]: s.n, 1954.
MLA(9版)引用形式Sidwell, George Rogers. Ideas for Charter Commissions. s.n, 1954.
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