Gaya APA
Sani, N., Taufiqurrohman, .
().
Communicative english conversation
.
Surabaya:
CV. Putra Karya.
Gaya MLA
Sani, Nursaid., Taufiqurrohman, .
"Communicative english conversation".
Surabaya:
CV. Putra Karya,
.
Text.