Gaya APA

Helianthusonfri, J. (2021). 15+ Social Media Marketing Apps (Cet. 1). Jakarta: PT Elex Media Komputindo.

Gaya MLA

Helianthusonfri, Jefferly. "15+ Social Media Marketing Apps". Cet. 1 Jakarta: PT Elex Media Komputindo, 2021. Text.