Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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