"Chimera". (first edition). LC Online Catalog. Library of Congress (lccn.loc.gov). Retrieved 2016-10-29.
nationalbook.org
"National Book Awards – 1973". National Book Foundation. Retrieved 2012-03-30. (With acceptance speech by Barth and two essays by Harold Augenbraum from the Awards 60-year anniversary blog. The essay nominally about Williams and Augustus includes Augenbraum's discussion of the shared award.)