Cita APA (7a ed.)

Blake, N., & Moorhead, J. (1993). Introduction to the English language. Macmillan Press.

Cita Chicago Style (17a ed.)

Blake, Norman, y Jean Moorhead. Introduction to the English Language. Houndmills [etc]: Macmillan Press, 1993.

Cita MLA (9a ed.)

Blake, Norman, y Jean Moorhead. Introduction to the English Language. Macmillan Press, 1993.