Gaya APA

Sumartono, E, S. (2003). A Study of subject omission in the spoken language of Indonesian primary school children aged 6 to 12 in Jakarta . Perth: Edith Cowan University.

Gaya MLA

Sumartono, Endang, Sutartinah. "A Study of subject omission in the spoken language of Indonesian primary school children aged 6 to 12 in Jakarta". Perth: Edith Cowan University, 2003. Text.