Gaya APA
Furqon, A.
(2011).
Enriching and Building Vocabulary for Beginner serie 4 four
.
Bandung:
Genesindo.
Gaya MLA
Furqon, Ahmad.
"Enriching and Building Vocabulary for Beginner serie 4 four".
Bandung:
Genesindo,
2011.
Text.