APA Style
Kramer, S. et al (2006).
Siapakah Ferdinand Maagellan?=Who was Ferdinand Magellan? .
Jakarta:
PT. Grasindo.
MLA Style
Kramer, Sydelle. et al.
"Siapakah Ferdinand Maagellan?=Who was Ferdinand Magellan?".
Jakarta:
PT. Grasindo,
2006.
Buku SMP Athalia.