Gaya APA
ROBINSON, L., PAUL, D.
(2013).
ENGLISH CHEST 1 STUDENT BOOK
.
JAKARTA:
ASTA ILMU SUKSES.
Gaya MLA
ROBINSON, LIANA., PAUL, DAVID.
"ENGLISH CHEST 1 STUDENT BOOK".
JAKARTA:
ASTA ILMU SUKSES,
2013.
Text.