Gaya APA

stockhammer, E. et al (2015). An Item Analysis of English Summative Test at the Second Semester for the Seventh Grade Students on SMP Darul Muttaqien Jakarta in the 2014/2015 Academic Year . Jakarta: .

Gaya MLA

stockhammer, Engelbert. et al. "An Item Analysis of English Summative Test at the Second Semester for the Seventh Grade Students on SMP Darul Muttaqien Jakarta in the 2014/2015 Academic Year". Jakarta: , 2015. Text.