(2002). Sa Alien planetary system: Bagong 'mundo' nadiskubre. Kabayan.
Chicago Style (17th ed.) Citation"Sa Alien Planetary System: Bagong 'Mundo' Nadiskubre." Kabayan 2002.
MLA引文"Sa Alien Planetary System: Bagong 'Mundo' Nadiskubre." Kabayan, 2002.
警告：這些引文格式不一定是100％准確.