LIEBING, R. W. (1983). Architectural Working Drawings Ralph W. Liebing And Mimi Ford Paul. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)LIEBING, Ralph W. Architectural Working Drawings Ralph W. Liebing And Mimi Ford Paul. John Wiley & Sons, 1983.
Lua MLA (8ú heag.)LIEBING, Ralph W. Architectural Working Drawings Ralph W. Liebing And Mimi Ford Paul. John Wiley & Sons, 1983.
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