Carpio, R. C. (2005). Private and public speaking Rustica C. Carpio. Yayasan Obor Indonesia.
Lua i Stíl Chicago (17ú heag.)Carpio, Rustica C. Private and Public Speaking Rustica C. Carpio. Yayasan Obor Indonesia, 2005.
Lua MLA (8ú heag.)Carpio, Rustica C. Private and Public Speaking Rustica C. Carpio. Yayasan Obor Indonesia, 2005.
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