APA (7th ed.) Citation

Sales, A. C., & De Leon, S. Y. Study model: Candy-making factory in Tarlac.

Chicago Style (17th ed.) Citation

Sales, Anthony C., and Sonia Y. De Leon. Study Model: Candy-making Factory in Tarlac. 1989.

MLA (9th ed.) Citation

Sales, Anthony C., and Sonia Y. De Leon. Study Model: Candy-making Factory in Tarlac.

Warning: These citations may not always be 100% accurate.