Gaya APA

Hennessey, G, S. (-). Purple Roxy Learns to Swim : kura-kura ungu Roxy Belajar Berenang (-). Jakarta: ILM.

Gaya MLA

Hennessey, Gail, Skroback. "Purple Roxy Learns to Swim : kura-kura ungu Roxy Belajar Berenang". - Jakarta: ILM, -. Text.