Gaya APA
Head, H., Sastra, P. (2005).
Mengenal Habitat Hewan: Antartika (Welcome to the Arctic) .
Jakarta:
Bhuana Ilmu Populer.
Gaya MLA
Head, H., Sastra, P..
Mengenal Habitat Hewan: Antartika (Welcome to the Arctic).
Jakarta:
Bhuana Ilmu Populer,
2005.
Book - Science and Math.