Gaya APA
Khasanah, S, H., Said, N. (2004).
a Studi of code switching used in some cepu families' conversation : Siti Himatul Khasanah .
Surabaya:
Adab.
Gaya MLA
Khasanah, Siti, Himatul., Said, Najih..
"a Studi of code switching used in some cepu families' conversation : Siti Himatul Khasanah".
Surabaya:
Adab,
2004.
Skripsi.