TY  - BOOK
AU  - Lawson, Chester A.
TI  - Natural science
T2  - The Basic college series
U1  - 574.9 
PY  - 0000///191955///
CY  - East Lansing
PB  - Michigan State University
KW  - Ciencias naturales
N1  - La biblioteca tiene: v.2
ER  -