de las Alas, J. M. K., Alvarez, A. C., & Fermin, I. A. P. (1989). A plant design on the production of air-freshener from calamansi peels. College of Engineering.
Chicago Style (17th ed.) Citationde las Alas, Juan Miguel K., Arnold C. Alvarez, and Isaias Ariel P. Fermin. A Plant Design on the Production of Air-freshener from Calamansi Peels. Diliman, Quezon City: College of Engineering, 1989.
MLA (9th ed.) Citationde las Alas, Juan Miguel K., et al. A Plant Design on the Production of Air-freshener from Calamansi Peels. College of Engineering, 1989.
Warning: These citations may not always be 100% accurate.