-. (2017). Seri Buku Saku Tempo: Natsir. Kepustakaan Populer Gramedia.
Chicago Style (17th ed.) Citation-. Seri Buku Saku Tempo: Natsir. Kepustakaan Populer Gramedia, 2017.
MLA (8th ed.) Citation-. Seri Buku Saku Tempo: Natsir. Kepustakaan Populer Gramedia, 2017.
Warning: These citations may not always be 100% accurate.