P. L. Forey, C. J. Humphries & R. I. Vane-Wright (eds.). 1994. Systematics and conservation evaluation. Oxford Science Publications, The Systematics Association special volume n° 50, Oxford, 438 pp.
P. L. Forey, C. J. Humphries & R. I. Vane-Wright (eds.). 1994. Systematics and conservation evaluation. Oxford Science Publications, The Systematics Association special volume n° 50, Oxford, 438 pp.