Lua APA (7ú heag.)

Pender, S. (1964). Review by Séamus Pender of "Herbert Correspondence; The sixteenth and seventeenth Letters of the Herberts of Chirbury, Powis Castle and Dolguog", edited by W. J. Smith.

Lua i Stíl Chicago (17ú heag.)

Pender, Séamus. Review by Séamus Pender of "Herbert Correspondence; The Sixteenth and Seventeenth Letters of the Herberts of Chirbury, Powis Castle and Dolguog", Edited by W. J. Smith. 1964.

Lua MLA (9ú heag.)

Pender, Séamus. Review by Séamus Pender of "Herbert Correspondence; The Sixteenth and Seventeenth Letters of the Herberts of Chirbury, Powis Castle and Dolguog", Edited by W. J. Smith. 1964.