A tagmemic analysis of Mexican Spanish clauses. By Ruth M. Brend (Janua linguarum, series practica, 52.) The Hague: Mouton, 1968. Pp. 126. $7.50. - Modal auxiliaries in Spanish. By Philip W. Klein (Studies in linguistics and language learning, 4.) Seattle: University of Washington, 1968. Pp. 62. - Nominalizations in Spanish. By Julia Sableski. Falk (Studies in linguistics and language learning, 5.) Seattle: University of Washington, 1968. Pp. 189.