Cita APA (7a ed.)

Thompson, C. A. 1. Memorandum of facts and observations during my visit to the Philippine Islands, Summer, 1926. [publisher not identified].

Cita Chicago Style (17a ed.)

Thompson, Carmi Alderman 1870. Memorandum of Facts and Observations During My Visit to the Philippine Islands, Summer, 1926. [place of publication not identified]: [publisher not identified].

Cita MLA (9a ed.)

Thompson, Carmi Alderman 1870. Memorandum of Facts and Observations During My Visit to the Philippine Islands, Summer, 1926. [publisher not identified].