Kettridge, J. O. (1955). French-English and English-French dictionary of technical terms and phrases: Used in civil, mechanical, electrical and mining engineering and other allied sciences and industries, including geology, physical geography, petrology, mineralogy, crystallography, metallurgy, chemistry, physics, geometry, abbreviations and symbols, weights, and measures, compounds conversion factors, etc. Routledge & Kegan Paul.

Kettridge, J. O. French-English and English-French Dictionary of Technical Terms and Phrases: Used in Civil, Mechanical, Electrical and Mining Engineering and Other Allied Sciences and Industries, Including Geology, Physical Geography, Petrology, Mineralogy, Crystallography, Metallurgy, Chemistry, Physics, Geometry, Abbreviations and Symbols, Weights, and Measures, Compounds Conversion Factors, Etc. London: Routledge & Kegan Paul, 1955.

Kettridge, J. O. French-English and English-French Dictionary of Technical Terms and Phrases: Used in Civil, Mechanical, Electrical and Mining Engineering and Other Allied Sciences and Industries, Including Geology, Physical Geography, Petrology, Mineralogy, Crystallography, Metallurgy, Chemistry, Physics, Geometry, Abbreviations and Symbols, Weights, and Measures, Compounds Conversion Factors, Etc. Routledge & Kegan Paul, 1955.