Dela Cruz, A. P. C., Lin,Ingrid C, & Tanlapco, E. P. V. (2001). A Feasibility study on the Caltex Xpress Lube Mobile Van. College of Engineering.
Dyfyniad Arddull ChicagoDela Cruz, Aurora Patricia C., Lin,Ingrid C, and Enrique Paulo V. Tanlapco. A Feasibility Study on the Caltex Xpress Lube Mobile Van. Diliman, Quezon City: College of Engineering, 2001.
Dyfyniad MLADela Cruz, Aurora Patricia C., et al. A Feasibility Study on the Caltex Xpress Lube Mobile Van. College of Engineering, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.