APA (7 ম সংস্করণ) উদ্ধৃতি

De Guzman, F. S. (1981). The status of cognitive development research in the Philippines. Science Education Center, UP.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

De Guzman, Fe S. The Status of Cognitive Development Research in the Philippines. Quezon City: Science Education Center, UP, 1981.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

De Guzman, Fe S. The Status of Cognitive Development Research in the Philippines. Science Education Center, UP, 1981.