Meet Helga Rolfe /
Chase, James Hadley,1906-1985.
Chase, James Hadley,1906-1985.Ace up my sleeve.
Chase, James Hadley,1906-1985.Joker in the pack.
Chase, James Hadley,1906-1985.I hold the four aces.
London : Hale,
1984.
An ace up my sleeve. Originally published : 1971 -- The joker in the pack. Originally published : 1975 -- I hold the four aces. Originally published: 1977.