Lua APA (7ú heag.)
Blish, J., Lawrence, J., Roddenberry, G., & Spinrad, N. Star Trek: The Classic Episodes. Del Rey Books.
Lua i Stíl Chicago (17ú heag.)
Blish, James, J.A Lawrence, Gene Roddenberry, agus Norman Spinrad. Star Trek: The Classic Episodes. Nueva York, EUA: Del Rey Books.
Lua MLA (9ú heag.)
Blish, James, et al. Star Trek: The Classic Episodes. Del Rey Books.
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