Edwards, H. G. (1961). Specifications (2d ed.). Van Nostrand.
Chicagoスタイル(17版)引用形式Edwards, H. Griffith. Specifications. 2d ed. Princeton, N. J.: Van Nostrand, 1961.
MLA(8版)引用形式Edwards, H. Griffith. Specifications. 2d ed. Van Nostrand, 1961.
警告: この引用は必ずしも正確ではありません.