Gaya APA
Alexander, L.G.. (2002).
Question and answer : graded oral comprehension exercises / L.G. Alexander .
Jogjakarta:
Kanisius.
Gaya Chicago
Alexander, L.G..
Question and answer : graded oral comprehension exercises / L.G. Alexander.
Jogjakarta:
Kanisius,
2002.
Buku.
Gaya MLA
Alexander, L.G..
Question and answer : graded oral comprehension exercises / L.G. Alexander.
Jogjakarta:
Kanisius,
2002.
Buku.
Gaya Turabian
Alexander, L.G..
Question and answer : graded oral comprehension exercises / L.G. Alexander.
Jogjakarta:
Kanisius,
2002.
Buku.