APA citiranje

Lucy Richards, & Winny Rachmayanty. (2009). Langit Ajaib. Jakarta: Erlangga For Kids.

Chicago Style Citation

Lucy Richards, and Winny Rachmayanty. Langit Ajaib. Jakarta: Erlangga For Kids, 2009.

MLA citiranje

Lucy Richards, and Winny Rachmayanty. Langit Ajaib. Jakarta: Erlangga For Kids, 2009.

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