Aranas, R. K. D., Abuel, M. C., Del Rosario, E., Locsin, J. D. C., & Villanueva, M. J. A collaborative spatial database for the inventory of trees in the University of the Philippines Diliman Campus. Philippine Engineering Journal.
Citazione stile Chigago Style (17a edizione)Aranas, R. K. D., M. C. Abuel, E. Del Rosario, J. D. C. Locsin, e M. J. Villanueva. "A Collaborative Spatial Database for the Inventory of Trees in the University of the Philippines Diliman Campus." Philippine Engineering Journal .
Citatione MLA (9a ed.)Aranas, R. K. D., et al. "A Collaborative Spatial Database for the Inventory of Trees in the University of the Philippines Diliman Campus." Philippine Engineering Journal, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.