Zuhaidi, Aina Fathiah, Rusyidah Mat Zin Boestami, and Nor Aziyan Mohd Nasir. 2019. “Stability and Shelf Life Studies of Cinnamon Coffee Body Scrub”. Politeknik & Kolej Komuniti Journal of Engineering and Technology 4 (Special Issue). Putrajaya, Malaysia:1-7. https://app.mypolycc.edu.my/journal/index.php/PMJET/article/view/425.