This translation originally published: as 'Jou pu tuan' New York : Grove Press, 1963 ; and as 'The before midnight scholar', London : Deutsch, 1965. - Translation of the German text 'Jou pu tuan', Zürich : Die Waage, 1959.
The before midnight scholar = Jou pu tuan by Li Yu. ISBN 0552096180. Published by Corgi in 1974. Publication and catalogue information, links to buy online and reader comments.