Gaya APA
Sudharto, R.
(1980).
Elective Supplementary Readers for SMA Students [Book 1]
(
Cet. 1.--)
.
Solo:
Tiga Serangkai.
Gaya MLA
Sudharto, R..
"Elective Supplementary Readers for SMA Students [Book 1]".
Cet. 1.--
Solo:
Tiga Serangkai,
1980.
Text.