Cita APA (7a ed.)

Okarma, H. (1995). The trophic ecology of wolves and their predatory role in ungulate communities of forest ecosystems in Europe. [s.n.].

Cita Chicago Style (17a ed.)

Okarma, Henryk. The Trophic Ecology of Wolves and Their Predatory Role in Ungulate Communities of Forest Ecosystems in Europe. [S.l.]: [s.n.], 1995.

Cita MLA (9a ed.)

Okarma, Henryk. The Trophic Ecology of Wolves and Their Predatory Role in Ungulate Communities of Forest Ecosystems in Europe. [s.n.], 1995.