Moravek Endre: Index acronymorum selectorum. Pars 6. Instituta oeconomica (A MTAK kiadványai 57. Budapest, 1968)
NPTA National Piano Traveiers' Association, /US/ /e/ NPTA/US/ National Paper Trade Association of the United States /e/ NFU National Postai Union, W /e/ N.P.V. Nederlandsche Pomologische Vereeniging /ne/ NFVLA National Paint, Varnish and Lacquer Association, W /e/ NH Norges Rederforbund /no/ NRA 1. National Reclamation|Renderers'| Restaurant Association, /US/ /e/ 2. Negro Radio Association, W /e/ NRAA National Railway Appliances Association /e/ NR and HC National Rivers and Harbors Congress, W /e/ NRB 1. Natural Resources Board of Southern Rhodesia /e/ 2. Natural Rubber Bureau, L; W /e/ NRCA 1. National Retail Credit Association, /US/ /e/ 2. National Roofing Contractors' Association, /US/ /e/ NRCI National Red Cherry Institute, /US/ /e/ NRC MAB National Research Council, Materials Advisory Board, /US/ /e/ N.R.D. National Register of Industrial Art Designers, /GB/ /e/ NRDB Natural Rubber Development Board, L /e/ N.R.D.G.A. National Retail Dry Goods Association, /US/ /e/ NRECA National Rural Electric Cooperative Association, /US/ /e/ NRF Norske Rörleggerbedrifters Landsforening, Os /no/ NRFA 1. National Retail Florists' Association /e/ 2. National Retail Furniture Association, /US/ /e/ NRFEA National Retail Farm Equipment Association, /US/ /e/ NRGSA National Retail Grocers' Secretaries' Association /e/ NRHA National Retail Hardware Association, /US/ /e/ NRKF Norsk Rikskringkastings Funksjonaerlag, Os /no/ NRL Norske Radiohandleres Landsforbund, Os /no/ NRLCA National Rural Letter Carriers' Association, /US/ /e/ NRLDA National Retail Lumber Dealers' Association, /UB/ /e/ NRLPSA National Retail Liquor Package Stores Association /e/ NRMA 1. National Rainwear Manufacturers' Association /e/ 2. National Retail Merchants' Association, /US/ /e/ NRMCA National Ready Mixed Concrete Association, /US/ /»/ NRPSA National Retail Pet Supply Association, /US/ /e/ NRS Nederlandsche Rundvee Stamboek, Gra /ne/ NRTA National Retired Teachers' Association /of the National Education Association/, /US/ /e/ NRT and CMA National Retail Tea and Coffee Merchants' Association, Ch /e/ NRZK Naczelna Rada Zrzeszen Kupieckich /po/ 252
