Gaya APA
SCHONFELDER, A. (1973).
THE FOREIGN LANGUAGE LEARNER : A GUIDE FOR TEACHERS .
OXFORD:
PT GRAMEDIA USTAKA UTAMA.
Gaya MLA
SCHONFELDER, ADOLPH.
"THE FOREIGN LANGUAGE LEARNER : A GUIDE FOR TEACHERS".
OXFORD:
PT GRAMEDIA USTAKA UTAMA,
1973.
Text.