APA (7 ম সংস্করণ) উদ্ধৃতি

Earth science: The Philippines in focus. Institute for Science and Mathematics Education Development,UP Diliman.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Earth Science: The Philippines in Focus. Quezon City: Institute for Science and Mathematics Education Development,UP Diliman.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Earth Science: The Philippines in Focus. Institute for Science and Mathematics Education Development,UP Diliman.