TY  - RPRT
TI  - Performance of instantaneous gas-fired water heaters 
AU  - Harris, James E
AU  - Greenberg, Joseph
PY  - 1987
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 87-3537
DO  - 10.6028/NBS.IR.87-3537
ER  -