Gaya APA
Alexander, L. (1975).
First things first - students book : an integrated course for beginners (1st ed).
Yogyakarta:
Yayasan Kanisius.
Gaya MLA
Alexander, L.G..
"First things first - students book : an integrated course for beginners".
1st ed
Yogyakarta:
Yayasan Kanisius,
1975.
BUKU.