TY  - BOOK
AU  - Finton, Nancy
ED  - National Geographic Society (U.S.)
TI  - Ecosystems
SN  - 9788179912973
U1  - 577.44 
PY  - 2004///
CY  - Mumbai
PB  - Popular Prakashan
KW  - Grassland ecology
KW  - Juvenile literature
KW  - Prairie ecology
KW  - Biotic communities
N1  - Originally published by National Geographic under the reading expeditions series; Includes bibliographical references (p. 30) and index
N2  - Studies prairies and savannas as examples of grassland ecosystems
ER  -