Gaya APA

Ratnasari, . et al (2006). Inter-related : nature, the world and us. the stories of 5 childres who survive in their living environment . Jakarta: Yayasan Obor Indonesia.

Gaya MLA

Ratnasari, . et al. "Inter-related : nature, the world and us. the stories of 5 childres who survive in their living environment". Jakarta: Yayasan Obor Indonesia, 2006. Text.