TY  - RPRT
TI  - Energy test method development for electric heat pump water heaters 
AU  - Wan, C Andrew
PY  - 1980
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 79-1951
DO  - 10.6028/NBS.IR.79-1951
ER  -