Columbia subject headings:
Harvard subject headings:
Aberystwyth (Wales)--Fiction.
Detective and mystery fiction.
Humorous fiction
Missing persons--Wales--Aberystwyth--Fiction.
Private investigators--Wales--Aberystwyth--Fiction.
Princeton subject headings:
Aberystwyth (Wales)--Fiction.
Fiction.
Missing persons--Wales--Aberystwyth--Fiction.
Private investigators--Wales--Aberystwyth--Fiction.