Gaya APA
NI'MAH, R, M. (2013).
Students' strategies in learning english tenses .
Tulungagung:
Unit Pengemb. Bahasa STAIN Tulungagung.
Gaya MLA
NI'MAH, Risma, Mualifatun.
"Students' strategies in learning english tenses".
Tulungagung:
Unit Pengemb. Bahasa STAIN Tulungagung,
2013.
Artikel.