Gaya APA
KOPERTIS, ., HAMALIK,OEMAR, .
(2007).
JURNAL HUMANIORA
.
Surabaya:
DARAS BOOKS.
Gaya MLA
KOPERTIS, ., HAMALIK,OEMAR, .
"JURNAL HUMANIORA".
Surabaya:
DARAS BOOKS,
2007.
JURNAL KESEHATAN.