Gaya APA
Maridjo, H., 2017-02-14, .
().
262130415
(
Textbook)
.
600:
2017-02-14.
Gaya MLA
Maridjo, Herry., 2017-02-14, .
"262130415".
Textbook
600:
2017-02-14,
.
615.321 SYA n.