TY  - BOOK
AU  - Heller, S R 
TI  - EPA/NIH mass spectral data base supplement 2, 1983
T2  - NSRDS NBS 63, suppl.2
PY  - 1983///
CY  - Washington: 
PB  - US Department of Commerce, 
KW  - Standards
KW  - Data base
ER  -