Leedy, Loreen.
The Great graph contest / Loreen Leedy. - New York: Scholastic, 2005. - [unpaged]: col. ill.; 23 cm.
0-439-82838-4
--Mathematics - Fiction.
The Great graph contest / Loreen Leedy. - New York: Scholastic, 2005. - [unpaged]: col. ill.; 23 cm.
0-439-82838-4
--Mathematics - Fiction.