Yorke, F. R. S. (1944). Specification: With which is incorporated the municipal engineers' specification. London: Architectural Press.
Παραπομπή Chicago StyleYorke, F. R. S. Specification: With Which Is Incorporated the Municipal Engineers' Specification. London: Architectural Press, 1944.
Παραπομπή MLAYorke, F. R. S. Specification: With Which Is Incorporated the Municipal Engineers' Specification. London: Architectural Press, 1944.
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