Style de citation APA (7e éd.)

Bonura, S. E. (2020). Empire Builder: John D. Spreckels and the Making of San Diego. University of Nebraska Press.

Style de citation Chicago (17e éd.)

Bonura, Sandra E. Empire Builder: John D. Spreckels and the Making of San Diego. Lincoln: University of Nebraska Press, 2020.

Style de citation MLA (8e éd.)

Bonura, Sandra E. Empire Builder: John D. Spreckels and the Making of San Diego. University of Nebraska Press, 2020.