APA

Hall(Joseph N) ;Schwartz(Randal L), . (1999). Effective Perl Programming Writing Better Programs With Perl. : .

Chicago

Hall(Joseph N) ;Schwartz(Randal L), . 1999. Effective Perl Programming Writing Better Programs With Perl. : .

Harvard

Hall(Joseph N) ;Schwartz(Randal L), . (1999). Effective Perl Programming Writing Better Programs With Perl. : .

MLA

Hall(Joseph N) ;Schwartz(Randal L), . Effective Perl Programming Writing Better Programs With Perl. : . 1999.