Prins, A. A. A synopsis of the history of English tonic vowels / by A. A. Prins - Leiden : Universitaire Pers, 1966 - 28 p. ; 23 cm. Bibliography: p. 28 ISBN: £ 20.00 Subjects--Topical Terms: English language--Vowels--HistoryVowels Dewey Class. No.: 421.509