Gaya APA
FERRER, J., WHALLEY, E. (1990).
MOSAIC I : A LISTENING/SPEAKING SKILLS BOOK, SECOND EDITION (ED. 2).
SINGAPORE:
McGRAW-HILL INTERNATIONAL EDITIONS.
Gaya MLA
FERRER, JAMI., WHALLEY, ELIZABETH.
"MOSAIC I : A LISTENING/SPEAKING SKILLS BOOK, SECOND EDITION".
ED. 2
SINGAPORE:
McGRAW-HILL INTERNATIONAL EDITIONS,
1990.
Prodi S1 Sastra Inggris.