01458aam 2200397I 450 991071023700332120160309011335.0GOVPUB-C13-cc1050513207cca7325fe84219b9d60b(CKB)5470000002476918(OCoLC)944187949(EXLCZ)99547000000247691820160309d1980 ua 0engrdacontentrdamediardacarrierMethods of testing, rating and estimating the heating seasonal performance of heat pumps /Walter H. Parken; George E. Kelly; David A. DidionGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1980.1 online resourceNBSIR ;80-20021980.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.Parken Walter H1401446Didion David A1397592Kelly George E1387936Parken Walter H1401446United States.National Bureau of Standards.NBSNBSGPOBOOK9910710237003321Methods of testing, rating and estimating the heating seasonal performance of heat pumps3470217UNINA