References
- Worth CA. Squint: Its Causes, Pathology and Treatment. London: Bale, Sons and Danielson; 1903.
- Worth CA, Chavasse FB. Squint: Its Causes, Pathology and Treatment. London, Philadelphia: Blakiston's; 1935.
- Lyle TK. Worth and Chavasse's Squint: The Binocular Reflexes and the Treatment of Strabismus. 8th ed. Philadelphia: Blakiston's; 1950.
- Lyle TK, Wybar KA. Worth and Chavasse's Squint: The Binocular Reflexes and the Treatment of Strabismus. 9th ed. London: Balliere, Tindall and Cox; 1959.
- Roper-Hall G: The “worth” of the Worth four dot test. Am Orthopt J 2004; 54: 155–157.
- Worth CA. Yacht Cruising. 1st ed. London: JD Potter, Admiralty Agent for Charts, 145 Minories; 1910.
- Worth CA: Yacht Cruising. 4th ed. London: JD Potter, Admiralty Agent for Charts, 145 Minories; 1934. p. 152.
- Worth CA: Yacht Navigation and Voyaging. 1st ed. London: JD Potter, Admiralty Agent for Charts, 145 Minories; 1927.