APA (7th ed.) Citation

National Council of Teachers of Mathematics. (1970). Gráficas, relaciones y funciones. Trillas.

Chicago Style (17th ed.) Citation

National Council of Teachers of Mathematics. Gráficas, Relaciones Y Funciones. México: Trillas, 1970.

MLA (9th ed.) Citation

National Council of Teachers of Mathematics. Gráficas, Relaciones Y Funciones. Trillas, 1970.

Warning: These citations may not always be 100% accurate.