Classificação da Biblioteca do Congresso dos EUA (LCC)HD6350-6940.7

1880s(16) 1890s(17) 1900s(27) 1910s(35) 1920s(31) 1930s(48) 1940s(38) 1950s(25) 1960s(26) 1970s(20) 1980s(21) 19th century(91) activism(71) activist(11) Africa(38) agriculture(36) anarchism(106) anti-communism(21) Argentina(31) Australian history(57) auto(17) biographies(47) biography(726) British history(35) business(38) California(50) Canada(77) capitalism(62) civil rights(122) class struggle(60) communism(61) communists(12) corporations(17) economic history(30) economics(136) economy(22) employers(14) employment(16) English History(22) Europe(31) farm workers(82) globalization(17) government(34) Great Britain(22) history(1,266) human rights(36) immigrants(26) immigration(32) industry(45) internationalism(8) justice(24) labor(1,137) labor history(313) labor studies(63) laborers(6) labour(123) Latin America(39) Latino(48) Marxism(46) Mexican(17) Mexico(36) migrant(16) Migrant agricultural laborers(7) migrant farm workers(8) migrant labor(13) migrant worker(8) mining(30) multicultural(44) New Deal(16) nonviolence(20) organizing(125) pamphlet(18) picture book(113) political economy(18) political science(40) politics(375) protest(27) race(24) racism(46) resistance(16) revolution(22) social history(54) social justice(68) social movements(40) social studies(27) socialism(126) sociology(84) steel(9) the south(17) the state(11) unions(500) us(45) usa(338) violence(35) wages(13) women(36) workers(144) workers rights(22) working class(93)