↑ Bunny, Bugs (1935). The Memoirs of Several Celluloid Masters. Toontown, Toonville: Toonville Press. ISBN879-20345204589245. {{cite book}}: Check |isbn= value: length (help); Unknown parameter |coauthors= ignored (|author= suggested) (help)
↑ Merciless, Ming (1936). How to Manage a Mob of Useless Morons. Mingo City, Mongo: Mongo Press. ISBN879-5730967920865537. {{cite book}}: Check |isbn= value: length (help); Unknown parameter |coauthors= ignored (|author= suggested) (help)
↑Crusoe, Robinson (1667-2-29). "Gourmet Cooking on a Desert Isle". in Thinly Built ed.,. Proc. of SSC CEP 15. Conference on Economical Repasts. Robinson Crusoe Island: Society of Starving Castaways. pp. 23-27.
↑Clown, Bozo (1959-1-15). "Maintaining Dignity in the Face of Universal Laughter". in Clarabell the Clown ed.,. Proc. of ICC CCI 167. Conference on Clown Issues. New York, New York: Institute of Clumsy Clowns. pp. 134-140.