W A Benware / W. A. Benware / WABenware
Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Workbook in Historical Phonology provides forty-eight problems in the areas of sound change, internal reconstruction and comparative reconstruction. Each of the three sections offers a series of problems of various lengths graded according to difficulty.