Cita APA (7a ed.)

Aberth, J. (2013). An environmental history of the Middle Ages: The crucible of nature (1st published.). Routledge.

Cita Chicago Style (17a ed.)

Aberth, John. An Environmental History of the Middle Ages: The Crucible of Nature. 1st published. London [etc.]: Routledge, 2013.

Cita MLA (9a ed.)

Aberth, John. An Environmental History of the Middle Ages: The Crucible of Nature. 1st published. Routledge, 2013.