APA (7th ed.) Citation

Great Britain. Directorate of Overseas Surveys. (1963). Montserrat with Redonda (1st ed.-D.O.S.). The Directorate.

Chicago Style (17th ed.) Citation

Great Britain. Directorate of Overseas Surveys. Montserrat with Redonda. 1st ed.-D.O.S. Tolworth, Surrey, England: The Directorate, 1963.

MLA (9th ed.) Citation

Great Britain. Directorate of Overseas Surveys. Montserrat with Redonda. 1st ed.-D.O.S. The Directorate, 1963.

Warning: These citations may not always be 100% accurate.