Besha, Mfumbwa Besha A study of tense and aspect in Shambala Ruth Mfumbwa Besha - Berlin : Dietrich Reimer Verlag 1985 - xvii,339p. ill. 30cm. Includes bibliographical references ISBN: 3-496-00482-7 Subjects--Topical Terms: LC Class. No.: THS EAF PL8666.B473