APA Style

Margaretha, R, A. (2019). Ensiklopedia Cerdas Dunia Anak (1st edition). Jakarta: Bhuana Ilmu Populer.

MLA Style

Margaretha, Rorimpandey, Andina. "Ensiklopedia Cerdas Dunia Anak". 1st edition Jakarta: Bhuana Ilmu Populer, 2019. Reference.