APA (7 वां संस्करण) प्रशस्ति पत्र

Constantino, C. M., & Romo, G. D. A. (2018). Determinants of actual and perceived happiness: A case of corn farmers of Brgy. Poblacion, Malungon, Sarangani Province.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Constantino, Carmela M., और Glory Dee A. Romo. Determinants of Actual and Perceived Happiness: A Case of Corn Farmers of Brgy. Poblacion, Malungon, Sarangani Province. 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Constantino, Carmela M., और Glory Dee A. Romo. Determinants of Actual and Perceived Happiness: A Case of Corn Farmers of Brgy. Poblacion, Malungon, Sarangani Province. 2018.

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