Cita APA (7a ed.)

Purkis, J. A. (1970). A preface to Wordsworth. Charles Scribner's Sons.

Cita Chicago Style (17a ed.)

Purkis, John Arthur. A Preface to Wordsworth. New York: Charles Scribner's Sons, 1970.

Cita MLA (9a ed.)

Purkis, John Arthur. A Preface to Wordsworth. Charles Scribner's Sons, 1970.