Gaya APA

dkk, E, F. (2021). Untaian Senandung Kalbu (Cet. 1, 2021). Riau: Dd Publishing.

Gaya MLA

dkk, Erni, Fibri. "Untaian Senandung Kalbu". Cet. 1, 2021 Riau: Dd Publishing, 2021. Text.