APA Citation

Sri Widiyastuti, & Stella Ernes. (2013). Billy dan anak simpanse (Cet. 1.). Tangerang: Pelangi Indonesia.

Chicago Style Citation

Sri Widiyastuti, and Stella Ernes. Billy Dan Anak Simpanse. Cet. 1. Tangerang: Pelangi Indonesia, 2013.

MLA Citation

Sri Widiyastuti, and Stella Ernes. Billy Dan Anak Simpanse. Cet. 1. Tangerang: Pelangi Indonesia, 2013.

Warning: These citations may not always be 100% accurate.