Style de citation APA (7e éd.)

Williams, A., & Sylvester, A. (1929). Public works, past, present and future in the Philippine Islands. s.n.

Style de citation Chicago (17e éd.)

Williams, A.D, et A.T Sylvester. Public Works, Past, Present and Future in the Philippine Islands. [Tokyo: s.n, 1929.

Style de citation MLA (9e éd.)

Williams, A.D, et A.T Sylvester. Public Works, Past, Present and Future in the Philippine Islands. s.n, 1929.