Hanson Snortum, P. E. 1., & Gauld, I. D. 1. (1995). The hymenoptera of Costa Rica. Oxford: Oxford University Press.
Chicago Style CitationHanson Snortum, Paul E. 1953-, and Ian David 1947-2009 Gauld. The Hymenoptera of Costa Rica. Oxford: Oxford University Press, 1995.
MLA CitationHanson Snortum, Paul E. 1953-, and Ian David 1947-2009 Gauld. The Hymenoptera of Costa Rica. Oxford: Oxford University Press, 1995.
Warning: These citations may not always be 100% accurate.