Gaya APA

Artesa, R. (2015). Students' Difficulties In Distinguishing The Function Of Gerund And To Infinitive . Bogor: FKIP Unpak.

Gaya MLA

Artesa, Riska/031110065. "Students' Difficulties In Distinguishing The Function Of Gerund And To Infinitive". Bogor: FKIP Unpak, 2015. Skripsi English.