ebrary, Inc, & Williams, F. D. (1989). The Northwest Ordinance: Essays on its formulation, provisions, and legacy. Michigan State University Press.
Chicagoスタイル(17版)引用形式ebrary, Inc, , Frederick D. Williams. The Northwest Ordinance: Essays on Its Formulation, Provisions, and Legacy. East Lansing, Mich.: Michigan State University Press, 1989.
MLA(9版)引用形式ebrary, Inc, , Frederick D. Williams. The Northwest Ordinance: Essays on Its Formulation, Provisions, and Legacy. Michigan State University Press, 1989.
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