TY  - BOOK
AU  - Derry,Gregory Neil
TI  - What science is and how it works
SN  - 0691058776 (cl. : acid-free paper)
AV  - Q158.5 .D47 1952
U1  - 500 21
PY  - 1952///
CY  - Princeton, N.J.
PB  - Princeton University Press
KW  - Science
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/toc/prin032/99017186.h tml
UR  - http://www.loc.gov/catdir/description/prin021/99 017186.html
ER  -