Cita APA (7a ed.)

Twain, M., & Scharnhorst, G. (2015). Mark Twain on Potholes and Politics: Letters to the Editor. Project Muse.

Cita Chicago Style (17a ed.)

Twain, Mark, y Gary Scharnhorst. Mark Twain on Potholes and Politics: Letters to the Editor. Baltimore, Maryland: Project Muse, 2015.

Cita MLA (8a ed.)

Twain, Mark, y Gary Scharnhorst. Mark Twain on Potholes and Politics: Letters to the Editor. Project Muse, 2015.