APA (7th ed.) Citation

Great Britain. Directorate of Colonial Surveys. (1948). Plan of the sea coast of British Guiana, showing proposed drainage & irrigation schemes & declared areas. Directorate of Colonial Surveys.

Chicago Style (17th ed.) Citation

Great Britain. Directorate of Colonial Surveys. Plan of the Sea Coast of British Guiana, Showing Proposed Drainage & Irrigation Schemes & Declared Areas. [Teddington, Eng.]: Directorate of Colonial Surveys, 1948.

MLA (8th ed.) Citation

Great Britain. Directorate of Colonial Surveys. Plan of the Sea Coast of British Guiana, Showing Proposed Drainage & Irrigation Schemes & Declared Areas. Directorate of Colonial Surveys, 1948.

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