Hergert, R., & Hergert, D. (1983). Doing business with Pascal. Sybex.
Cita Chicago (17th ed.)Hergert, Richard, i Douglas Hergert. Doing Business with Pascal. Berkeley: Sybex, 1983.
Cita MLA (8th ed.)Hergert, Richard, i Douglas Hergert. Doing Business with Pascal. Sybex, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.