APA Style
Angelbeck, J. et al (1997).
Science Encyclopedia 10: Ultra High Frequensi - Zygote .
London:
Kingfisher.
MLA Style
Angelbeck, Joan. et al.
"Science Encyclopedia 10: Ultra High Frequensi - Zygote".
London:
Kingfisher,
1997.
Buku SMP Athalia.