Gaya APA

Surabaya, W, M, C, U. (2010). Proceeding of the 9th national conference design and application of technology 2010 Surabaya, 15 July 2010 . Surabaya: Widya Mandala Catholic Univers.

Gaya MLA

Surabaya, Widya, Mandala, Catholic, University. "Proceeding of the 9th national conference design and application of technology 2010 Surabaya, 15 July 2010". Surabaya: Widya Mandala Catholic Univers, 2010. Teks.