Cita APA (7a ed.)

Evans, S. At Union's Brink: Ideals and Problem in Restoring the United Provinces of Central America, 1920-1922.

Cita Chicago Style (17a ed.)

Evans, Sterling. At Union's Brink: Ideals and Problem in Restoring the United Provinces of Central America, 1920-1922.

Cita MLA (9a ed.)

Evans, Sterling. At Union's Brink: Ideals and Problem in Restoring the United Provinces of Central America, 1920-1922.

警告：这些引文格式不一定是100％准确.