Keene, Carolyn.

Double crossing / by Carolyn Keene. - New York, : Archway Paperback, 1993. - 207 p. ; 19 cm. - A Nancy Drew and Hardy Boys super mystery .

On a luxury cruise Nancy overhears a plan to sell CIA secrets to another country.

ISBN: 0671649175

Subjects--Topical Terms:
Mystery and detective stories.