Pelipel, C. J. V., & Engay, B. Q. (2017). Single overseas Filipino working mothers: Perception of parental efficacy, communication effectiveness and perceived satisfaction of their children's needs. University of the Philippines Diliman Extension Program in Pampanga.

Pelipel, Celina Joy V., and Bryan Q. Engay. Single Overseas Filipino Working Mothers: Perception of Parental Efficacy, Communication Effectiveness and Perceived Satisfaction of Their Children's Needs. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2017.

Pelipel, Celina Joy V., and Bryan Q. Engay. Single Overseas Filipino Working Mothers: Perception of Parental Efficacy, Communication Effectiveness and Perceived Satisfaction of Their Children's Needs. University of the Philippines Diliman Extension Program in Pampanga, 2017.