TY  - BOOK
AU  - Matthews, William H.
ED  - American Geological Institute.
ED  - Earth Science Curriculum Project.
TI  - Investigating the earth
SN  - 0395246873
U1  - 550 
PY  - 1978///
CY  - Boston
PB  - Houghton Mifflin
KW  - Earth sciences
N1  - "Sponsored by the American Geological Institute and based on the original Earth Science Curriculum Project."; introduction to the earth;
the water cycle;
the rock cycle;
earth's biography;
plate tectonics;
exploring the universe

ER  -