APA (7th ed.) Citation

Francis, W. N. (1965). The english language: An introduction. Background for writing. W.W. Norton & Co.

Chicago Style (17th ed.) Citation

Francis, W. Nelson. The English Language: An Introduction. Background for Writing. New York, Estados Unidos: W.W. Norton & Co, 1965.

MLA (9th ed.) Citation

Francis, W. Nelson. The English Language: An Introduction. Background for Writing. W.W. Norton & Co, 1965.