Gaya APA
Hawari, H., Hany, V.
(2012).
Ensiklopedi Hewan-hewan purba
.
Yogyakarta:
Diva Press.
Gaya MLA
Hawari, Hamid., Hany, Virsya.
"Ensiklopedi Hewan-hewan purba".
Yogyakarta:
Diva Press,
2012.
Book.