TY  - BOOK
ED  - AMERICAN SOCIETY FOR TESTING  AND MATERIALS
TI  - 1973 ANNUAL BOOK OF ASTM STANDARDS: GASEOUS FUELS; COAL AND COKE (PART 19)
U1  - 620.0044 
PY  - 1973///
CY  - Estados Unidos
PB  - AMERICAN SOCIETY FOR TESTING  AND MATERIALS
KW  - NORMAS ASTM
ER  -