Grolier student encyclopedia : Economy--Food chain /
Grolier Incorporated.
- Danbury, CT : Scholastic Library Pub. 2004
- 64 pages : color illustrations ; 28 cm.
- Grolier Student Encyclopedia. vol. 6 .
Includes index.
0 717258718
Encyclopedias and dictionaries.
0 30 / T374 2004