[7th and 8th grade
Subtitle: limiting factors]
Contributors: United States. National Park Service
Series: Connections
Publisher: National Park Service
Published: 1992
Place of publication: [Washington, D.C.?
Language: eng
Subjects: Nature conservation -- Study and teaching (Elementary) -- United States
Other titles: Limiting factors
Notes: Title from P. [1]

Shipping list no.: 92-085-P