APA (7e ed.) Bronvermelding

Kalalang, I. P. Z., & Engay, B. Q. (2012). Level of optimism on life satisfaction and achievement motivation of married working mothers in Angeles City. University of the Philippines Diliman Extension Program in Pampanga.

Chicago (17e ed.) Bronvermelding

Kalalang, Irish Pauline Z., en Bryan Q. Engay. Level of Optimism on Life Satisfaction and Achievement Motivation of Married Working Mothers in Angeles City. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2012.

MLA (9e ed.) Bronvermelding

Kalalang, Irish Pauline Z., en Bryan Q. Engay. Level of Optimism on Life Satisfaction and Achievement Motivation of Married Working Mothers in Angeles City. University of the Philippines Diliman Extension Program in Pampanga, 2012.