TY  - BOOK
AU  - Krebs, Robert E
TI  - Encyclopedia of scientific principles, laws, and theories
SN  - 9780313340062
U1  - 503 KRE 
PY  - 2009///
CY  - New Dehli
PB  - Macmillan India Limited
KW  - Physical laws - Encyclopedias
KW  - Science - Encyclopedias
KW  - Science - History - Encyclopedias
N1  - Includes bibliographical references and index
ER  -