APA (7th ed.) Citation

Huemer, P., Karsholt, O., & Lyneborg, L. (1996). Microlepidoptera of Europe. Apollo Books.

Chicago Style (17th ed.) Citation

Huemer, Peter, O. Karsholt, and Leif Lyneborg. Microlepidoptera of Europe. Stenstrup [Denmark]: Apollo Books, 1996.

MLA (9th ed.) Citation

Huemer, Peter, et al. Microlepidoptera of Europe. Apollo Books, 1996.