Gaya APA

salaman, G, A, D. et al (2018). Listening Comprehension Problems Encountered by the First-grade Students of Multimedia at PKP 1 Vocational School in the 2018/2019 Academic year . Jakarta: .

Gaya MLA

salaman, Graeme;, Asch,, David. et al. "Listening Comprehension Problems Encountered by the First-grade Students of Multimedia at PKP 1 Vocational School in the 2018/2019 Academic year". Jakarta: , 2018. Text.