Gaya APA

Jenn, B. (2019). The Anatomical shape Of Heart (Cet 1). Ponorogo Jawa Timur: Spiring.

Gaya MLA

Jenn, Bennett. "The Anatomical shape Of Heart". Cet 1 Ponorogo Jawa Timur: Spiring, 2019. Buku Pegangan Guru.