Cita APA (7th ed.)

(1972). English for today: The national council of teachers ofenglish.-- Ed.2. McGraw-Hill Book.

Cita Chicago (17th ed.)

English for Today: The National Council of Teachers Ofenglish.-- Ed.2. New York: McGraw-Hill Book, 1972.

Cita MLA (9th ed.)

English for Today: The National Council of Teachers Ofenglish.-- Ed.2. McGraw-Hill Book, 1972.