Columbia subject headings:
English literature--Welsh authors.
Mountain life--Wales--Literary collections.
Mountains--Wales--Literary collections.
Welsh literature--Translations into English.
Harvard subject headings:
English literature--Welsh authors
Mountain life--Wales--Literary collections.
Mountains--Wales--Literary collections.
Welsh literature--Translations into English.
Princeton subject headings:
Literature.
Mountains in literature.
Mountains--Wales--Literary collections.
Wales--Literary collections.
Welsh literature--Translations into English.
Welsh literature.