Gaya APA
Lia, Y.
(1999).
General English Basic 1 All About People
(
1)
.
Jakarta:
PT Siwibakti Darma.
Gaya MLA
Lia, Yayasan.
"General English Basic 1 All About People".
1
Jakarta:
PT Siwibakti Darma,
1999.
Text.