Lubis, M. R. (2020). Merawat Kerukunan. Elex Media Komputindo.
Chicago Style (17th ed.) CitationLubis, M. Ridwan. Merawat Kerukunan. Elex Media Komputindo, 2020.
MLA (8th ed.) CitationLubis, M. Ridwan. Merawat Kerukunan. Elex Media Komputindo, 2020.
Warning: These citations may not always be 100% accurate.