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References
- ↑ Dominus, Mark Jason (2005). "Chapter 1: Recursion and Callbacks". Higher-Order Perl: Transforming Programs with Programs. Morgan Kaufmann. pp. 26–33. ISBN 978-1-55860-701-9.
- ↑ Jon Orwant; Jarkko Hietaniemi; John Macdonald (1999). "4: Sorting". Mastering Algorithms With Perl. O'Reilly Media. pp. 114–115. ISBN 978-1-56592-398-0.
- ↑ Standard Perl distribution: file list. Retrieved 2012-11-15.
- ↑ Vincent, Jesse. p. 160: section "Internationalization", in Chapter 10, "Development Essentials", RT Essentials. 2002. O'Reilly Media, ISBN 0596006683.
- ↑ Chapter 15, "Working with Pod", in foy, brian d (2007). Mastering Perl . Sebastopol: O'Reilly Media. ISBN 0-596-52724-1.
- ↑ Orwant, Jon (ed.), Games, Diversions & Perl Culture, 2003, O'Reilly Media, ISBN 0596003129.
- ↑ Orwant, Jon (ed.), Web, Graphics & Perl/Tk Programming, 2003, O'Reilly Media, ISBN 0596003110.
- ↑ Orwant, Jon (ed.), Computer Science & Perl Programming, 2002, O'Reilly Media, ISBN 0596003102.
