The Nancy Drew files : 3 stories in 1 /
Keene, Carolyn.
Keene, Carolyn.Double jeopardy.
Keene, Carolyn.Shadow of a doubt.
Keene, Carolyn.Something to hide.
Keene, Carolyn.Wrong chemistry.
New York ; London : Simon & Schuster,
1997, c1988.
"An Archway paperback."
Originally published seperately, 1992.
Shadow of a doubt -- Something to hide -- The wrong chemistry.