TY  - BOOK
AU  - Walker, S. D.
AU  - Straw, H.,
TI  - Spectroscopy: Vol. 1 : Atomic microwave and radio-frequency spectroscopy 
AV  - QC451 .W33 1962
U1  - 544.6 
PY  - 1962///
CY  - New York
PB  - Macmillan
KW  - Spectrum analysis
N1  - Includes bibliographical references and index
ER  -