Gaya APA
Ling, M., Cradock-Watson, J.
(2001).
Kupu-Kupu
.
Yogyakarta, Semarang:
Mandira Jaya Abadi.
Gaya MLA
Ling, Mary., Cradock-Watson, Jane.
"Kupu-Kupu".
Yogyakarta, Semarang:
Mandira Jaya Abadi,
2001.
Book.