<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">E. F. Cook</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Hoplopleura acanthopus, on Microtus pennsylvanicus, H. hesperomydis on Peromyscus maniculatus, seasonal variation in louse population</style></title><secondary-title><style face="normal" font="default" size="100%">10th. International Congress of Entomology</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">ecology</style></keyword><keyword><style  face="normal" font="default" size="100%">Hoplopleura acanthopus</style></keyword><keyword><style  face="normal" font="default" size="100%">Nordamerika</style></keyword><keyword><style  face="normal" font="default" size="100%">rodentia</style></keyword><keyword><style  face="normal" font="default" size="100%">Troester</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">1958</style></year><pub-dates><date><style  face="normal" font="default" size="100%">1958</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">2Montreal, Canada</style></volume><pages><style face="normal" font="default" size="100%">677</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><notes><style face="normal" font="default" size="100%">390</style></notes></record></records></xml>