Barlow, G. (1921). Earthwork (9th ed.). Superintendent, Government Press.
Chicagoスタイル(17版)引用形式Barlow, G.T. Earthwork. 9th ed. Allahabad: Superintendent, Government Press, 1921.
MLA(9版)引用形式Barlow, G.T. Earthwork. 9th ed. Superintendent, Government Press, 1921.
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