Bewusstsein, Liebe und KreativitätHarald Lesch, Abraham H. Maslow, Barbara von Meibom, Gerd Gerken, Heinrich Staudinger · First published 2020Open the Tome
Vostochnopalearkticheskie pereponchatokrylye nasekomye podsemeĭstva IchneumoninaeGerd H. Heinrich · First published 1978Open the Tome
Ichneumoninae of Florida and neighboring States (Hymenoptera, Ichneumonidae, subfamily Ichneumoniae)Gerd H. Heinrich · First published 1977Open the Tome
Berlin-Bibliographie Bis 1960Hans Zopf, Gerd Heinrich, H. Herzfeld, Rainald Stromeyer, Willy Brandt · First published 1965Open the Tome
Synopsis of Nearctic Ichneumoninae Stenopneusticae with particular reference to the northeastern region (Hymenoptera)Gerd H. Heinrich · First published 1960Open the Tome
Synopsis of Nearctic Inchneumoninae Stenopneusticae with particular reference to the northeastern region (Hymenoptera)Gerd H. Heinrich · First published 1960Open the Tome
Twelve apparently new forms of Muridae (other than Rattus) from the Indo-Australian RegionG. H. H. Tate, Richard Archbold, Gerd H. Heinrich · First published 1935Open the Tome
