Horton, W. S., Wigmore, D., & Weber, N. F. (1974). William S. Horton, American impressionist: May 3 - June 9, 1974 / [chronology: Deedee Wigmore. Criticism: Nicholas Fox Weber]. Knoedler.
Lua i Stíl Chicago (17ú heag.)Horton, William S., Deedee Wigmore, agus Nicholas Fox Weber. William S. Horton, American Impressionist: May 3 - June 9, 1974 / [chronology: Deedee Wigmore. Criticism: Nicholas Fox Weber]. New York, NY: Knoedler, 1974.
Lua MLA (8ú heag.)Horton, William S., et al. William S. Horton, American Impressionist: May 3 - June 9, 1974 / [chronology: Deedee Wigmore. Criticism: Nicholas Fox Weber]. Knoedler, 1974.
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