Gaya APA
Krisna, J.
(2010).
Compact English Grammar: Help You Be The Best in English
(
-cet.1)
.
Surabaya:
JP Books.
Gaya MLA
Krisna, Johan.
"Compact English Grammar: Help You Be The Best in English".
-cet.1
Surabaya:
JP Books,
2010.
Buku.