MLA

Jefferys, Thomas, d. 1771. Turks Islands, from a survey made in 1753, by the the sloops l'Aigle and l'Emeraude, by order of the French Governor of Hispaniola, with improvements from observations, made in 1770, in the Sr. Edward Hawke Kings Schooner. 1775. https://collections.library.yale.edu/catalog/2021739.

APA, 6th edition

Jefferys, Thomas, d. 1771. (1775)[Turks Islands, from a survey made in 1753, by the the sloops l'Aigle and l'Emeraude, by order of the French Governor of Hispaniola, with improvements from observations, made in 1770, in the Sr. Edward Hawke Kings Schooner]. https://collections.library.yale.edu/catalog/2021739.