APA način citiranja (7. izdanje)

Gibson, W. M. (1967). William D. Howells. University of Minnesota Press.

Čikaški stil citiranja (17. izdanje)

Gibson, William M. William D. Howells. Minneapolis, MN: University of Minnesota Press, 1967.

MLA način citiranja (9. izdanje)

Gibson, William M. William D. Howells. University of Minnesota Press, 1967.