APA (7th ed.) Citation

Fraser, G. S. (1954). W. B. Yeats. Longmans, Green.

Chicago Style (17th ed.) Citation

Fraser, G. S. W. B. Yeats. Londres: Longmans, Green, 1954.

MLA (9th ed.) Citation

Fraser, G. S. W. B. Yeats. Longmans, Green, 1954.