TY  - BOOK
AU  - Marsh, George Perkins.
TI  - The john harvard library:Man and Nature / 
SN  - 0-674-54400-0
U1  - A(D32) 
CY  - Cambidge : 
PB  - The Belknap Press Of Harvard University Press.
KW  - Natural science<Nature>
ER  -