Haspelmath, Martin Understanding Morphology / M. Haspetmath, A.D. Sims. - 2nd edition - London ; New York : Routledge, 2010. - xvi, 366 p. : ill. ; 24 cm. - Understanding Language Series . Includes bibliogr. references [301]-317) and index ISBN: 9780340950012 Subjects--Topical Terms: Grammar, Comparative and Morphology