Wood, T. J. On the status of Nomiapis valga (Gerstäcker) and its distribution (Hymenoptera, Halictidae, Nomiinae), with an identification key for European Nomiapis. Pensoft Publishers.
Chicago Style (17th ed.) CitationWood, Thomas J. On the Status of Nomiapis Valga (Gerstäcker) and Its Distribution (Hymenoptera, Halictidae, Nomiinae), with an Identification Key for European Nomiapis. Pensoft Publishers.
MLA (9th ed.) CitationWood, Thomas J. On the Status of Nomiapis Valga (Gerstäcker) and Its Distribution (Hymenoptera, Halictidae, Nomiinae), with an Identification Key for European Nomiapis. Pensoft Publishers.
Warning: These citations may not always be 100% accurate.