Gaya APA
STEIN, .
(1999).
Learning, teaching and researching on the internet:
(
1, Cet. 2)
.
Inggris:
Longman.
Gaya MLA
STEIN, .
"Learning, teaching and researching on the internet:".
1, Cet. 2
Inggris:
Longman,
1999.
Buku.