CEREZO RAMÍREZ, F. and SÁNCHEZ LACASA, C. 2013. Efficacy of the CIP program for improve the coexistence and preventing bullying in Primary Schoolchildren. Apuntes de Psicología. 31, 2 (Aug. 2013), 173–181. DOI:https://doi.org/10.55414/ap.v31i2.320.