Gaya APA

Helianthusonfri, J. (2019). Belajar Sosial Media Marketing (Cet. 6). Jakarta: PT. Elex Media Komputindo.

Gaya MLA

Helianthusonfri, Jefferly. "Belajar Sosial Media Marketing". Cet. 6 Jakarta: PT. Elex Media Komputindo, 2019. Text.