Gaya APA
Yalcin, A., Ismail, T, V.
(2003).
Speed up Grammar I
.
Jakarta:
Yudhistira.
Gaya MLA
Yalcin, Ahmet., Ismail, Ta, Vaci,.
"Speed up Grammar I".
Jakarta:
Yudhistira,
2003.
BUKU NON FIKSI.