Reid, J. (1989). The Amstrad PC1512/1640 advanced user's guide: A programmer's guide. Heinemann Newtech.
Cita Chicago Style (17a ed.)Reid, Jim. The Amstrad PC1512/1640 Advanced User's Guide: A Programmer's Guide. Oxford: Heinemann Newtech, 1989.
Cita MLA (9a ed.)Reid, Jim. The Amstrad PC1512/1640 Advanced User's Guide: A Programmer's Guide. Heinemann Newtech, 1989.
Precaución: Estas citas no son 100% exactas.