Your local library is another option. Libraries often have a wide range of books, including Penguin publications. You can ask the librarian to help you find the French short stories section. Sometimes they might also have e - library services where you can access Penguin French short stories digitally.
You can try looking in local bookstores. They usually have a section for foreign literature, and Penguin books are quite popular, so there's a good chance they carry Penguin French short stories.
Online platforms like Amazon are also great places to find them. You can search for 'Penguin French short stories' on the website, and it will show you various options, both in physical book form and e - book form. There are also many second - hand options available on Amazon which can be more affordable.