Gaya APA

[et.all], M. et al (2015). The Effectiveness of Using Role Play Technique in Teaching Speaking for the Eleventh Grade of SMA Sejahtera 1 Depok in the 2014/2015 Academic Year . Jakarta: .

Gaya MLA

[et.all], Murhaban. et al. "The Effectiveness of Using Role Play Technique in Teaching Speaking for the Eleventh Grade of SMA Sejahtera 1 Depok in the 2014/2015 Academic Year". Jakarta: , 2015. Text.