Gasparini, D., & Schwartz, S. (2012). Circus. Drew Gasparini.
Lua i Stíl Chicago (17ú heag.)Gasparini, Drew, agus Stephen Schwartz. Circus. Amsterdam: Drew Gasparini, 2012.
Lua MLA (9ú heag.)Gasparini, Drew, agus Stephen Schwartz. Circus. Drew Gasparini, 2012.
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