APA Style

Cohen, D, H. et al (1997). Observing And Recording The Behavior Of Young Children . Hoboken, NJ: PT. Mandiri Jaya Abadi.

MLA Style

Cohen, Dorothy, H. et al. "Observing And Recording The Behavior Of Young Children". Hoboken, NJ: PT. Mandiri Jaya Abadi, 1997. Text.