APA Style

Tjaturono, ., Sedyowati, L. (1998). Saving our cirty environment towards anticipating urbanization impacts in 21st century . Malang: Universitas Merdeka Malang.

MLA Style

Tjaturono, ., Sedyowati, Laksni. "Saving our cirty environment towards anticipating urbanization impacts in 21st century". Malang: Universitas Merdeka Malang, 1998. Text.