Bright, Donald.E
Taxonomic Monograph of the Genus pityophthorus Eichhoff in North and Central America - Canada The Entomological Society 1981 - 378p.
595.76 / BRI
Taxonomic Monograph of the Genus pityophthorus Eichhoff in North and Central America - Canada The Entomological Society 1981 - 378p.
595.76 / BRI