(1999). UPM Chancellor to address 90th commencement exercises. Philippine Star.
Chicago Style (17th ed.) Citation"UPM Chancellor to Address 90th Commencement Exercises." Philippine Star 1999.
MLA引文"UPM Chancellor to Address 90th Commencement Exercises." Philippine Star, 1999.
警告：這些引文格式不一定是100％准確.