Bohart R.M. & Menke A.S., 1976 - Sphecid wasps of the world
Posted: 25 Aug 2010 18:37
Bohart R.M. and Menke A.S., 1976 - Sphecid Wasps of the World: a Generic Revision.
University of California Press, Berkeley, California, ISBN 0-520-02318-8.
University of California Press, Berkeley, California, ISBN 0-520-02318-8.