Birifor guda biyu ne na harsunan Gur na Burkina Faso (Arewacin Birifor) da Ghana (Birifor ta Kudu). Akwai 'yan dubunnan masu magana da nau'ikan nau'ikan biyu, waɗanda ba su iya fahimtar juna ba, a cikin Ivory Coast.
↑ 1.01.1Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2017). "Harshen Birifor". Glottolog 3.0. Jena, Germany: Max Planck Institute for the Science of Human History. Cite error: Invalid <ref> tag; name "Glottolog" defined multiple times with different content