APA引文

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引文

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

警告：這些引文格式不一定是100％准確.