Gaya APA

safitri, D. et al (2013). The relationship between grammar mastery and writing descriptive skill for eighth grade students of SMPN 220 West Jakarta of 2012/2013 academic year . Jakarta: .

Gaya MLA

safitri, Desi. et al. "The relationship between grammar mastery and writing descriptive skill for eighth grade students of SMPN 220 West Jakarta of 2012/2013 academic year". Jakarta: , 2013. Text.