Cita APA (7th ed.)

Fletcher, H. (1972). Mathematics for schools: An integrated series. Addison-Wesley.

Cita Chicago (17th ed.)

Fletcher, Harold. Mathematics for Schools: An Integrated Series. London: Addison-Wesley, 1972.

Cita MLA (9th ed.)

Fletcher, Harold. Mathematics for Schools: An Integrated Series. Addison-Wesley, 1972.