Hernandez, W. J. O., & Tiangco, C. F. (2014). Role echoing scale: Development reliability and validity. University of the Philippines Diliman Extension Program in Pampanga.
Cita Chicago (17th ed.)Hernandez, Wedcell Joseph O., i Cristabel Fagela Tiangco. Role Echoing Scale: Development Reliability and Validity. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2014.
Cita MLA (9th ed.)Hernandez, Wedcell Joseph O., i Cristabel Fagela Tiangco. Role Echoing Scale: Development Reliability and Validity. University of the Philippines Diliman Extension Program in Pampanga, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.