He was also both author and co-author of several books on bridge and licensed his name to a bridge video game ; initially released in an MS-DOS version and Amiga version in 1992 , `` Omar Sharif on Bridge '' is still sold in Windows and mobile platform versions .
He was also author or co-author of several books on bridge , and licensed his name to a bridge video game . An MS-DOS version and Amiga version was released in 1992 as `` Omar Sharif on Bridge '' .