Coleman, C., & Stewart, M. (1980). Barnum. Columbia Pictures Publications.
Lua i Stíl Chicago (17ú heag.)Coleman, Cy, agus Michael Stewart. Barnum. Miami, FL: Columbia Pictures Publications, 1980.
Lua MLA (9ú heag.)Coleman, Cy, agus Michael Stewart. Barnum. Columbia Pictures Publications, 1980.
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