APA-referens

Krall, F. R. (2000). Ecotone: Wayfaring on the margins.

Chicago-stil citat

Krall, Florence R. Ecotone: Wayfaring on the Margins. Albany, SUNY Press ( State University of New York Press), 2000.

MLA-referens

Krall, Florence R. Ecotone: Wayfaring on the Margins. 2000.