Martinez-Urrutia, A. and Spielberger, C.D. 2017. The relationship between State-Trait Anxiety and intelligent in Puerto Rican psychiatric patients. Revista Interamericana de Psicología/Interamerican Journal of Psychology. 7, 3 & 4 (Jul. 2017). DOI:https://doi.org/10.30849/rip/ijp.v7i3 & 4.675.