Dyfyniad APA

Heise, U. K., Christensen, J., & Niemann, M. (2017). The Routledge companion to the environmental humanities. Routledge, Taylor & Francis Group.

Dyfyniad Arddull Chicago

Heise, Ursula K., Jon Christensen, and Michelle Niemann. The Routledge Companion to the Environmental Humanities. London ; New York, NY: Routledge, Taylor & Francis Group, 2017.

Dyfyniad MLA

Heise, Ursula K., et al. The Routledge Companion to the Environmental Humanities. Routledge, Taylor & Francis Group, 2017.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.