APA (7th ed.) Citation

Zenreich, A., & Kocis, J. M. (1990). Paradox programmer's guide: PAL by example. Scott, Foresman.

Chicago Style (17th ed.) Citation

Zenreich, Alan, and James M. Kocis. Paradox Programmer's Guide: PAL by Example. Glenview, Ill.: Scott, Foresman, 1990.

MLA (9th ed.) Citation

Zenreich, Alan, and James M. Kocis. Paradox Programmer's Guide: PAL by Example. Scott, Foresman, 1990.