Riyanto, S. The 1st Students Choice TOEFL (Test Of English As A Foreign Language): Test Strategy For Listening Comprehension, Strategi Menjawab Soal Listening Comprehension Dalam Tes TOEFL. Pustaka Pelajar.
Παραπομπή σε μορφή Chicago (17η εκδ.)Riyanto, Slamet. The 1st Students Choice TOEFL (Test Of English As A Foreign Language): Test Strategy For Listening Comprehension, Strategi Menjawab Soal Listening Comprehension Dalam Tes TOEFL. Pustaka Pelajar.
Παραπομπή σε μορφή MLA (8th εκδ.)Riyanto, Slamet. The 1st Students Choice TOEFL (Test Of English As A Foreign Language): Test Strategy For Listening Comprehension, Strategi Menjawab Soal Listening Comprehension Dalam Tes TOEFL. Pustaka Pelajar.
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