Watkins, Mark Hanna (1937). "A Grammar of Chichewa: A Bantu Language of British Central Africa". Language. 13 (2): 5–158. doi:10.2307/522167. JSTOR522167.
Watkins, Mark Hanna (1937). "A Grammar of Chichewa: A Bantu Language of British Central Africa". Language. 13 (2): 5–158. doi:10.2307/522167. JSTOR522167.