Παραπομπή σε μορφή APA (7η εκδ.)

Isworo, C. E. (2017). Practice Teachers Possible Solutions to Students Problems of Speaking during PPL in Junior High Schools. Universitas Sanata Dharma.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Isworo, Chezia Eufresia. Practice Teachers Possible Solutions to Students Problems of Speaking During PPL in Junior High Schools. Universitas Sanata Dharma, 2017.

Παραπομπή σε μορφή MLA (9th εκδ.)

Isworo, Chezia Eufresia. Practice Teachers Possible Solutions to Students Problems of Speaking During PPL in Junior High Schools. Universitas Sanata Dharma, 2017.