Gaya APA
Hardjono, R., Widyamartaja, A. (1973).
Learner's Dictionary English - Indonesian 6000 Entries .
Yogyakarta:
Yayasan Kanisius.
Gaya MLA
Hardjono, R.., Widyamartaja, A..
"Learner's Dictionary English - Indonesian 6000 Entries".
Yogyakarta:
Yayasan Kanisius,
1973.
Text.