Gaya APA
Krisna,johan, .
(2010).
COMPACT ENGLISH GRAMMAR
(
1)
.
Surabaya:
PT TEMPIRA MEDIA GRAFIKA.
Gaya MLA
Krisna,johan, .
"COMPACT ENGLISH GRAMMAR".
1
Surabaya:
PT TEMPIRA MEDIA GRAFIKA,
2010.
Text.