APA (7th ed.) Citation

Thompson, J. E. S. (1931). Archaeological investigations in the southern Cayo district, British Honduras. First and second Marshall Field archaeological expeditions to British Honduras. [publisher not identified].

Chicago Style (17th ed.) Citation

Thompson, J. Eric S. Archaeological Investigations in the Southern Cayo District, British Honduras. First and Second Marshall Field Archaeological Expeditions to British Honduras. Chicago: [publisher not identified], 1931.

MLA (9th ed.) Citation

Thompson, J. Eric S. Archaeological Investigations in the Southern Cayo District, British Honduras. First and Second Marshall Field Archaeological Expeditions to British Honduras. [publisher not identified], 1931.