Michael, R. K. (2008). Mastering Unix shell scripting (2nd ed.). Wiley Publishing Inc..
Lua i Stíl Chicago (17ú heag.)Michael, Randal K. Mastering Unix Shell Scripting. 2nd ed. Indianapolis, Ind. ; New Delhi: Wiley Publishing Inc., 2008.
Lua MLA (8ú heag.)Michael, Randal K. Mastering Unix Shell Scripting. 2nd ed. Wiley Publishing Inc., 2008.
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