APA (7th ed.) Zitazioa
Leonard, M. (2016). Beneath the killing fields: Exploring the subterranean landscapes of the Western Front. Pen and Sword Archaeology.
Chicago Style (17th ed.) Zitazioa
Leonard, Matthew. Beneath the Killing Fields: Exploring the Subterranean Landscapes of the Western Front. Barnsley, [England]: Pen and Sword Archaeology, 2016.
MLA (9th ed.) Zitazioa
Leonard, Matthew. Beneath the Killing Fields: Exploring the Subterranean Landscapes of the Western Front. Pen and Sword Archaeology, 2016.
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