I forget how old your student is...
There's always the Swiss end of high school exam literature list to look through...(French, German, English, etc)
On this page
https://www.sbfi.admin.ch/sbfi/fr/home/bildung/maturite/examen-suisse-de-maturite/examen-suisse-de-maturite.html
Scroll down to the link
Listes des œuvres littéraires, valables dès 2015 (PDF, 447 kB, 15.12.2014)