Brown, James Dean Understanding research in second language learning; a teacher's guide to statistics and research desing/ James Dean Brown - 219 p. \ 23 cm - Ser. New directions in language teaching . Incluye índice ISBN: 0-521-31551-4 Subjects--Topical Terms: 1.Lenguaje y lenguas---Métodos estadísticos Dewey Class. No.: 418.002 1 B878u