British Ecological Society. Symposium, Spellerberg, I. F., Goldsmith, F. B., & Morris, M. (1991). The scientific management of temperate communities for conservation: The 31st symposium of the British Ecological Society, Southampton, 1989. Blackwell.
Παραπομπή σε μορφή Chicago (17η εκδ.)British Ecological Society. Symposium, Ian F. Spellerberg, F. B. Goldsmith, και Michael Morris. The Scientific Management of Temperate Communities for Conservation: The 31st Symposium of the British Ecological Society, Southampton, 1989. London; Edinburg: Blackwell, 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)British Ecological Society. Symposium, et al. The Scientific Management of Temperate Communities for Conservation: The 31st Symposium of the British Ecological Society, Southampton, 1989. Blackwell, 1991.