Citação norma APA
Twain, M., Clemens, O. L., Clemens, S., & Griffin, B. (2014). A family sketch and other private writings. University of California Press.
Citação norma Chicago
Twain, Mark, Olivia Langdon Clemens, Susy Clemens, and Benjamin Griffin. A Family Sketch and Other Private Writings. Berkeley, California: University of California Press, 2014.
Citação norma MLA
Twain, Mark, et al. A Family Sketch and Other Private Writings. University of California Press, 2014.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.