Political science (2) Poder (2) Política (2) Wealth (1) Vehicles (1) Universities and colleges (1) Tools (1) Tongue (1) Surveys (1) Students (1) Self-esteem (1) Research (1) Population (1) Paper (1) Motivation (Psychology) (1) Linguistics (1) Life (1) Learning, Psychology of (1) Language and languages (1) Id (Psychology) (1) Haciendas (1) Democracy (1) Computer output microfilm devices (1) Communication (1) Chemical elements (1) Americans (1) Ordenadores--Salida en microfilme (1) Haciendas (1) Encuestas (1) Silvas (1)