Principles of phonology /
Trubet︠s︡koĭ, Nikolaĭ Sergeevich,kni︠a︡zʹ,1890-1938.
Baltaxe, Christiane A. M.
Berkeley London (2 Brook St., W1Y 1AA) University of California Press
1969
Originally published as 'Grundzüge der Phonologie'. Prague: [n.pub.], 1939
bibl p324-334
Grammar, Comparative and general