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  1. By: Freitag, R. - Barnes, B. L. - Tropea, R. - Leech, R E
    Type: Article
    In: The Canadian field-naturalist
    Volume: 96
    Issue: 4
    Date: 1982
    Page Range: 383--388
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Leech, R E
    Type: Article
    In: Quaestiones entomologicae
    Volume: 5
    Issue: 1
    Date: 1969
    Page Range: 1--4
    Publication Info: Edmonton, Dept. of Entomology, University of Alberta,
  3. By: Leech, R E
    Type: Article
    In: Quaestiones entomologicae
    Volume: 2
    Issue: 2
    Date: 1966
    Page Range: 153--208
    Publication Info: Edmonton, Dept. of Entomology, University of Alberta,