Gaya APA
Cowell, C. (2019).
Petualangan si kembar treetop: si kembar bertemu dua tyrannosaurus .
London:
Hodder Children\'s Books.
Gaya MLA
Cowell, Cressida.
"Petualangan si kembar treetop: si kembar bertemu dua tyrannosaurus".
London:
Hodder Children\'s Books,
2019.
Text.