APA Style
Suryanto, W, A. (1990).
A RAPID COURSE IN ENGLISH FOR STUDENT OF ECONOMIC .
hongkong:
UNESA UNIVERSITY Press Anggota IKAPI.
MLA Style
Suryanto, Widada, Agus.
"A RAPID COURSE IN ENGLISH FOR STUDENT OF ECONOMIC".
hongkong:
UNESA UNIVERSITY Press Anggota IKAPI,
1990.
Buku PGSD.