Degrees (1) Computer programs (1) Communication (1) Terms and phrases (1) Terms and phrases (1) Software (1) Geographic information systems (1) Value (1) Time (1) Sixteenth century (1) Service life (Engineering) (1) School year (1) Production (Economic theory) (1) Force and energy (1) Cities and towns (1) Angles (Geometry) (1) Space (1) Technique (1) Research (1) Publishing (1) Publication and distribution (1) Students (1) Energía (Física) (1) Valor (Economía) (1) Software (1) Terminología (1) Programas de ordenador (1) Producción (1) Investigación (1) Tiempo (1)