Originally Posted by
taltamir
that makes no sense whatsoever. the DM controls the availability of both, and can and often DOES restrict scroll access. If you have a ye olde magic shoppe then it should feature "scribing books" with one spell each that you may pay to scribe from (each such book pays for itself after a single such scribe).
and why would "generic monsters" have scrolls, they can't use them unless they have very high UMD or are wizards themselves.