(1988). Turbo Pascal: Reference guide : version 5.0. Pernick Printing.
Chicago Style aipamenaTurbo Pascal: Reference Guide : Version 5.0. Manila: Pernick Printing, 1988.
MLA aipamenaTurbo Pascal: Reference Guide : Version 5.0. Pernick Printing, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.