University of the Philippines. Science Education Center. Real Numbers Project Group. (1980). Real numbers for high school. Textbook Board, Ministry of Education and Culture.
Citação do estilo Chicago (17ª ed.)University of the Philippines. Science Education Center. Real Numbers Project Group. Real Numbers for High School. Makati: Textbook Board, Ministry of Education and Culture, 1980.
Citação MLA (9ª ed.)University of the Philippines. Science Education Center. Real Numbers Project Group. Real Numbers for High School. Textbook Board, Ministry of Education and Culture, 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.