SUTOPO, A. (1998). English for civil engineering. 1. LC UMS.
Lua i Stíl Chicago (17ú heag.)SUTOPO, Anam. English for Civil Engineering. 1. Surakarta: LC UMS, 1998.
Lua MLA (9ú heag.)SUTOPO, Anam. English for Civil Engineering. 1. LC UMS, 1998.
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