Gaya APA

harahap, I. et al (2016). An Analysis on The Content Validity of the English National Examination Try-Out Test Made by UHAMKA for Senior High School Students in 2015/2016 Academic Year. . Jakarta: .

Gaya MLA

harahap, Isnaini. et al. "An Analysis on The Content Validity of the English National Examination Try-Out Test Made by UHAMKA for Senior High School Students in 2015/2016 Academic Year.". Jakarta: , 2016. Text.