Cita APA (7a ed.)
Twain, M., Smith, H. E., & Griffin, B. (2010). Autobiography of Mark Twain. University of California Press.
Cita Chicago Style (17a ed.)
Twain, Mark, Harriet Elinor Smith, y Benjamin Griffin. Autobiography of Mark Twain. Berkeley: University of California Press, 2010.
Cita MLA (9a ed.)
Twain, Mark, et al. Autobiography of Mark Twain. University of California Press, 2010.
Precaución: Estas citas no son 100% exactas.