1. On the classification of stop consonants;Catford;Le Maître Phonétique 3d ser.,1939
2. Vowel systems of Scots dialects;Catford;Transactions of the Philological Society,1957
3. Phonation types;Catford,1964
4. A linguistic theory of translation;Catford,1965
5. The Articulatory possibilities of man;Catford,1968