Isworo, C. E. (2017). Practice Teachers Possible Solutions to Students Problems of Speaking during PPL in Junior High Schools. Universitas Sanata Dharma.
芝加哥风格引文Isworo, Chezia Eufresia. Practice Teachers Possible Solutions to Students Problems of Speaking During PPL in Junior High Schools. Universitas Sanata Dharma, 2017.
MLA引文Isworo, Chezia Eufresia. Practice Teachers Possible Solutions to Students Problems of Speaking During PPL in Junior High Schools. Universitas Sanata Dharma, 2017.
警告：这些引文格式不一定是100％准确.