When I was a starting professional programmer in the early 90s I had 3 books on my desk. The K&R C book, a book on BIOS/DOS and interrupts and a book on Assembl

When I was a starting professional programmer in the early 90s I had 3 books on my desk. The K&R C book, a book on BIOS/DOS and interrupts and a book on Assembler. That's was all the knowledge that I needed at that time to do my work.