APA-viite

Hall, J. N., & Schwartz, R. L. (1998). Effective Perl programming: Writing better programs with Perl. Addison Wesley.

Chicago-tyylinen lähdeviittaus

Hall, Joseph N., ja Randal L. Schwartz. Effective Perl Programming: Writing Better Programs with Perl. Reading, Mass.: Addison Wesley, 1998.

MLA-viite

Hall, Joseph N., ja Randal L. Schwartz. Effective Perl Programming: Writing Better Programs with Perl. Addison Wesley, 1998.