Gaya APA

martiwati, M, P., m.pd, N, K. (2018). The Content Validity of The English Summative Test for Eleventh Grade Students of SMA Kaluarga Widuri in the the Second Semester of 2017/2018 Academic Year . Jakarta: .

Gaya MLA

martiwati, M., Pd., m.pd, Nita, Kaniadewi,. "The Content Validity of The English Summative Test for Eleventh Grade Students of SMA Kaluarga Widuri in the the Second Semester of 2017/2018 Academic Year". Jakarta: , 2018. Text.