MLA

Kuhn, Jens H, and Charles H Calisher. Filoviruses. Springer Vienna, 2008.

APA

Kuhn, J. H, & Calisher, C. H. (2008). Filoviruses. Springer Vienna.

Chicago

Kuhn, Jens H., and Charles H Calisher. Filoviruses. : Springer Vienna, 2008.