Twain, M., Fischer, V., & Frank, M. B. (1992). Mark Twain's letters editors Victor Fischer, Michael B. Frank ; associate editor Dahlia Armon. University of California Press.
Chicago Style (17th ed.) CitationTwain, Mark, Victor Fischer, and Michael B. Frank. Mark Twain's Letters Editors Victor Fischer, Michael B. Frank ; Associate Editor Dahlia Armon. Berkeley ; London: University of California Press, 1992.
MLA (9th ed.) CitationTwain, Mark, et al. Mark Twain's Letters Editors Victor Fischer, Michael B. Frank ; Associate Editor Dahlia Armon. University of California Press, 1992.
Warning: These citations may not always be 100% accurate.