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Hello my name is Laurentius Sandi Witarso, I am participant of "Free Your Knowledge 2014" Writing Competition from Sanata Dharma University, Faculty of Psychology in Yogyakarta Indonesia.
Hello my name is Laurentius Sandi Witarso, I am participant of "Free Your Knowledge 2014" Writing Competition from Sanata Dharma University, Faculty of Psychology in Yogyakarta Indonesia.