Gaya APA

Sadtono, E. et al (2009). English diagnostic survey, with recommendations for : In service training program for SLTP teachers . : central program coordination unit (CPCU).

Gaya MLA

Sadtono, E.. et al. "English diagnostic survey, with recommendations for : In service training program for SLTP teachers". : central program coordination unit (CPCU), 2009. Text.