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By: Freitag, RichardType: ArticleIn: The Canadian field-naturalistVolume: 87Series:Issue: 1Date: 1973Page Range: 62--62Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Freitag, RichardType: ArticleIn: Quaestiones entomologicaeVolume: 1Series:Issue: 3Date: 1965Page Range: 87--170Publication Info: Edmonton, Dept. of Entomology, University of Alberta,Subjects:
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By: Freitag, RichardType: ArticleIn: Quaestiones entomologicaeVolume: 5Series:Issue: 2Date: 1969Page Range: 89--211Publication Info: Edmonton, Dept. of Entomology, University of Alberta,Subjects:
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By: Freitag, Richard - Barnes, Barbara LType: ArticleIn: Quaestiones entomologicaeVolume: 25Series:Issue: 3Date: 1989Page Range: 241--386Publication Info: Edmonton, Dept. of Entomology, University of Alberta,Subjects:
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By: Kaulbars,Michael M. - Freitag, RichardType: ArticleIn: The Canadian field-naturalistVolume: 107Series:Issue: 1Date: 1993Page Range: 53--58Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Lindroth, Carl Hildebrand - Freitag, RichardType: ArticleIn: PsycheVolume: 76Series:Issue:Date: 1969Page Range: 326--361Publication Info: Cambridge, Mass, Cambridge Entomological Club,Subjects: