de Vries, C., Yu, C. T., Sakko, G., Wirth, K. M., Walters, K. L., Marion, C., & Martin, G. L. (2005). Predicting the Relative Efficacy of Verbal, Pictorial, and Tangible Stimuli for Assessing Preferences of Leisure Activities.

de Vries, Cecile, C. T. Yu, Gina Sakko, Kirsten M. Wirth, Kerri L. Walters, Carole Marion, and Garry L. Martin. Predicting the Relative Efficacy of Verbal, Pictorial, and Tangible Stimuli for Assessing Preferences of Leisure Activities. 2005.

de Vries, Cecile, et al. Predicting the Relative Efficacy of Verbal, Pictorial, and Tangible Stimuli for Assessing Preferences of Leisure Activities. 2005.