Brian D. Foy (Foy, Brian D.)

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  via
  Intermediate Perl
  by Randal L. Schwartz, Tom Phoenix, Brian D. Foy
  Softcover, Oreilly & Associates Inc, ISBN 0596102062 (0-596-10206-2)
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  Learning Perl
  by Randal L. Schwartz, Tom Phoenix, Brian D. Foy
  Softcover, Oreilly & Associates Inc, ISBN 1600330207 (1-60033-020-7)
  More editions of Learning Perl:
  • Learning Perl: Softcover, Oreilly & Associates Inc, ISBN 0596101058 (0-596-10105-8)
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  via
  Mastering Perl
  by Brian Foy, Randal L. Schwartz
  Softcover, Oreilly & Associates Inc, ISBN 0596527241 (0-596-52724-1)