Cita APA (7th ed.)

Orines, F. B. (2007). Next century mathematics: Elementary algebra for First Year High School (2nd ed.). Phoenix.

Cita Chicago (17th ed.)

Orines, Fernando B. Next Century Mathematics: Elementary Algebra for First Year High School. 2nd ed. Quezon City: Phoenix, 2007.

Cita MLA (9th ed.)

Orines, Fernando B. Next Century Mathematics: Elementary Algebra for First Year High School. 2nd ed. Phoenix, 2007.