Cita APA (7a ed.)

Slager, W. R., Norris, W. E., Paulston, C. B., & National Council of Teachers of English. (1975). English for today: Book four: our changing technology (2.ed.). McGraw-Hill Book Company.

Cita Chicago Style (17a ed.)

Slager, William R., William E. Norris, Christina Bratt Paulston, y National Council of Teachers of English. English for Today: Book Four: Our Changing Technology. 2.ed. New York, EUA: McGraw-Hill Book Company, 1975.

Cita MLA (9a ed.)

Slager, William R., et al. English for Today: Book Four: Our Changing Technology. 2.ed. McGraw-Hill Book Company, 1975.