TY  - BOOK
AU  - Sargent, Charles Sprague.
TI  - Manual of the trees of North America
U1  - 582.160973 
PY  - 1961/// (c.1922, 1949)
CY  - New York
PB  - Dover
KW  - Árboles
KW  - E.U.A
ER  -