APA (7th ed.) Citation

Usinger, R. L. An Annectent Genus of Cimicoidea From Baltic Amber (Hemiptera). Wiley.

Chicago Style (17th ed.) Citation

Usinger, Robert L. An Annectent Genus of Cimicoidea From Baltic Amber (Hemiptera). Wiley.

MLA (9th ed.) Citation

Usinger, Robert L. An Annectent Genus of Cimicoidea From Baltic Amber (Hemiptera). Wiley.

Warning: These citations may not always be 100% accurate.