-. (2017). Kisah Beruang Abu-Abu. Bhuana Ilmu Populer.
Chicago Style (17th ed.) Citation-. Kisah Beruang Abu-Abu. Bhuana Ilmu Populer, 2017.
MLA (8th ed.) Citation-. Kisah Beruang Abu-Abu. Bhuana Ilmu Populer, 2017.
Warning: These citations may not always be 100% accurate.