APA (7th ed.) Citation

Saunier, C. (1975). Treatise on modern horology in theory and practice. W. & G. Foyle.

Chicago Style (17th ed.) Citation

Saunier, Claudius. Treatise on Modern Horology in Theory and Practice. London: W. & G. Foyle, 1975.

MLA (8th ed.) Citation

Saunier, Claudius. Treatise on Modern Horology in Theory and Practice. W. & G. Foyle, 1975.