Library books at CSUSB are cataloged with Library of Congress Subject Headings. To explore items catalogued under the subject of glass, you may want to use the following subjects in your searches: glass art, glass craft, blown glass, and glass blowing and working.
Though the online catalog is a great tool, sometimes it's helpful to go and browse the resources in the library. If you choose to do this, you might want to start in the following call number ranges: NK5100-5500 (glass), TP785-869 (technical glass information), TT298 (Glass technique).
Professional organizations are a good way to stay up-to-date with happenings in your field.