Gaya APA
Ari, I, K. (2017).
Students Errors in Using Past Continuous Tense : A Study Conducted to the Eight Grade Students of SMP YPC Cisarua. .
Bogor:
FKIP Unpak.
Gaya MLA
Ari, Istiko, Kusumaning/031110072.
"Students Errors in Using Past Continuous Tense : A Study Conducted to the Eight Grade Students of SMP YPC Cisarua.".
Bogor:
FKIP Unpak,
2017.
Skripsi English.