Gaya APA

Nasrudin, H. et al (2007). Sains Dasar . Surabaya:: Surabaya: Unesa University Press, 2007.

Gaya MLA

Nasrudin, Harun. et al. "Sains Dasar". Surabaya:: Surabaya: Unesa University Press, 2007, 2007. Text.