Canlas, A. M. D., & Tiangco, C. F. (2014). Life regret scale: A measurement tool for regret among homosexual and heterosexual males ages 30 and above. University of the Philippines Diliman Extension Program in Pampanga.
Chicago Style (17. basım) AtıfCanlas, Arleen Mae D., ve Cristabel Fagela Tiangco. Life Regret Scale: A Measurement Tool for Regret Among Homosexual and Heterosexual Males Ages 30 and Above. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2014.
MLA (9th ed.) AtıfCanlas, Arleen Mae D., ve Cristabel Fagela Tiangco. Life Regret Scale: A Measurement Tool for Regret Among Homosexual and Heterosexual Males Ages 30 and Above. University of the Philippines Diliman Extension Program in Pampanga, 2014.
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