Gaya APA
GREDLER, M, E. et al
(2013).
Learning and instruction :
(
Ed. 6, cet. ke 2)
.
Jakarta:
Kencana.
Gaya MLA
GREDLER, Margaret, E.. et al.
"Learning and instruction :".
Ed. 6, cet. ke 2
Jakarta:
Kencana,
2013.
Buku.