Otis, L. (1999). Membranes: Metaphors of invasion in nineteenth century literature, science, and politics. Johns Hopkins Univ. Press.

Otis, Laura. Membranes: Metaphors of Invasion in Nineteenth Century Literature, Science, and Politics. Baltimore [u.a.]: Johns Hopkins Univ. Press, 1999.

Otis, Laura. Membranes: Metaphors of Invasion in Nineteenth Century Literature, Science, and Politics. Johns Hopkins Univ. Press, 1999.