APA (7th ed.) Citation

Great Britain. Directorate of Overseas Surveys. (1964). Tortola. The Directorate.

Chicago Style (17th ed.) Citation

Great Britain. Directorate of Overseas Surveys. Tortola. Tolworth, Surrey, England: The Directorate, 1964.

MLA (9th ed.) Citation

Great Britain. Directorate of Overseas Surveys. Tortola. The Directorate, 1964.

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