Gaya APA

Amidjaja, A. et al (2008). Gertie's Perfect Party = Pesta Sempurna Gertie . Jakarta: Bumi Aksara Kids.

Gaya MLA

Amidjaja, Arleen. et al. "Gertie's Perfect Party = Pesta Sempurna Gertie". Jakarta: Bumi Aksara Kids, 2008. Book.