JK1-9993 Political institutions and public administration (United States) Broadbans communication systems HE7631.B757 Telecomunication-Technological innovations Internet industry P87-96 Communication. Mass media H Social Sciences (General) HF5717-5734.7 Business communication Including business report writing HX519-550 Communism JC Political theory JC11-605 Political theory. The state. Theories of the state P94.7 Interpersonal communication business correspondence socialism in relation to special topics HE1-9990 Transportation and communications HT51-1595 Communities. Classes. Races HD28-9999 Industries. Land use. Labor HD5650-5660 Employee participation in management. Employee ownership. Industrial democracy. Works councils HE5880-5990 Express service HE8689-8700.95 Radio and television broadcasting HF5001-6182 Business HF5437-5444 Purchasing. Selling. Sales personnel. Sales executives HF5469.7-5481 Markets. Fairs HF5801-6182 Advertising HJ9103-9695 Local finance. Municipal finance Including the revenue HN1-995 Social history and conditions. Social problems. Social reform HQ1-2044 The Family. Marriage. Women HX1-970.7 Socialism. Communism. Anarchism JA1-92 Political science (General) JF1338-2112 Public administration QA Mathematics QA21 Calculus. MATHEMATICS boroughs budget communes etc etc. of counties expenditure municipalities