. P. Ampuero Belmar, . M. C. Muñoz D’Albora, y . C. Pérez Villalobos, «Factorial structure and reliability of a Perceived Influence on selection of a specialized plan of studies, IPEP, in secondary school students of Chillán, Chile», OrientacionYSociedad, n.º no. 13, p. 21 p., ene. 2013.