Gaya APA
RIYANTO, S., W, B, R, [. (2013).
Essential grammar and reading strategy for TOEFL tes: .
Yogyakarta:
Andi Offset.
Gaya MLA
RIYANTO, Slamet., W, Benedicta, Rini, [ed.].
"Essential grammar and reading strategy for TOEFL tes:".
Yogyakarta:
Andi Offset,
2013.
Buku.