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Arnau, Randolph C., Isabel Nino de Guzman, Kaye Herth, Carlos Yoshiyuki Konishi, و Patricia Martinez. A Spanish-language Version of the Herth Hope Scale: Development and Psychometric Evaluation in a Peruvian Sample.

Arnau, Randolph C., et al. A Spanish-language Version of the Herth Hope Scale: Development and Psychometric Evaluation in a Peruvian Sample.