HELIANTHUSONFRI, J. (2021). Belajar social media marketing. PT Elex Media Komputindo.
芝加哥风格引文HELIANTHUSONFRI, Jefferly. Belajar Social Media Marketing. PT Elex Media Komputindo, 2021.
MLA引文HELIANTHUSONFRI, Jefferly. Belajar Social Media Marketing. PT Elex Media Komputindo, 2021.
警告：这些引文格式不一定是100％准确.