APA (7th ed.) Citation

Williams, A. (1993). DOS and Windows protected mode: Programming with DOS extenders in C. Addison-Wesley.

Chicago Style (17th ed.) Citation

Williams, Al. DOS and Windows Protected Mode: Programming with DOS Extenders in C. Reading, Mass.: Addison-Wesley, 1993.

MLA (9th ed.) Citation

Williams, Al. DOS and Windows Protected Mode: Programming with DOS Extenders in C. Addison-Wesley, 1993.

Warning: These citations may not always be 100% accurate.