Lerangis, Peter.

Proof positive / Peter Lerangis. - New York : Scholastic, c2005. - 153 p. : ill. ; 20 cm. - Spy X ; #3. . - Lerangis, Peter. Spy X ; #3. .

ISBN: 0439507278 (pbk.)

Standard No.: 078073004997

Subjects--Topical Terms:
Twins--Fiction.
Spies--Fiction.
Children's literature--2005.