A De Rosa is likely Italian thread (36mm x 24tpi), so it is possible to install the bottom bracket cups backwards without damaging anything.
Most 80s road bikes sold with "Super Record" components used a Nuovo Record bottom bracket. You can check for this with a magnet: a Nuovo Record bottom bracket has a steel spindle and is magnetic; a Super Record bottom bracket has a titanium spindle and is non-magnetic. Super Record bottom brackets use smaller balls than Record/Nuovo Record bottom brackets.
Campagnolo bottom brackets can be a hot mess. Campagnolo USA published an article explaining the various spindles and where they are used:
http://www.os2.dhs.org/~john/campy-BB-specs.pdf