Agustina Imelda Kurniasari & Agus Santoso. (2016). The Teacher's Role in Supporting the ZPD in Students' English Oral Communication Skills based on the PYP Language Scope and Sequence of Grade EY 3A: A Case Study. Universitas Pelita Harapan.
Chicago Style (17th ed.) CitationAgustina Imelda Kurniasari and Agus Santoso. The Teacher's Role in Supporting the ZPD in Students' English Oral Communication Skills Based on the PYP Language Scope and Sequence of Grade EY 3A: A Case Study. Universitas Pelita Harapan, 2016.
MLA (9th ed.) CitationAgustina Imelda Kurniasari and Agus Santoso. The Teacher's Role in Supporting the ZPD in Students' English Oral Communication Skills Based on the PYP Language Scope and Sequence of Grade EY 3A: A Case Study. Universitas Pelita Harapan, 2016.