Cita APA (7a ed.)

Sweet, H., & Henderson, E. J. A. (1971). The indispensable foundation: A selection from the writings of Henry Sweet. University of Oxford.

Cita Chicago Style (17a ed.)

Sweet, Henry, y Eugénie J. A. Henderson. The Indispensable Foundation: A Selection from the Writings of Henry Sweet. London: University of Oxford, 1971.

Cita MLA (9a ed.)

Sweet, Henry, y Eugénie J. A. Henderson. The Indispensable Foundation: A Selection from the Writings of Henry Sweet. University of Oxford, 1971.