Teach Yourself Maltese. Teach Yourself Books, Hodder & Stoughton, London 1965; 6th impression 1985 A Comparative Dictionary of Maltese Proverbs, 1972 Papers in Maltese Linguistics. University of Malta A Survey of Contemporary Dialectal Maltese (jointly with B.S. Isserlin), Gozo/Leeds 1981 Twemmin u Ħajja ["Faith and Life"], 1984 Maltese–English Dictionary, I-II, Midsea Books Ltd, Malta, 1987–1990, 1,673 pages