Gaya APA
dkk, M, A.
(2007).
Sejarah XI
.
Jakara:
Multimedia Developer Departemen IT SMA PLUS PGRI CIBINONG.
Gaya MLA
dkk, Magdalia, Alfian,.
"Sejarah XI".
Jakara:
Multimedia Developer Departemen IT SMA PLUS PGRI CIBINONG,
2007.
Text.