(1932). Phaeogenes nigridens Wesmael, important ichneumonid parasite of pupa of European corn borer. GPO.
Chicago Style (17th ed.) CitationPhaeogenes Nigridens Wesmael, Important Ichneumonid Parasite of Pupa of European Corn Borer. [Washington]: GPO, 1932.
MLA (9th ed.) CitationPhaeogenes Nigridens Wesmael, Important Ichneumonid Parasite of Pupa of European Corn Borer. GPO, 1932.
Warning: These citations may not always be 100% accurate.