Recommended Citation

Winkler, D. W., S. M. Billerman, and I. J. Lovette (2020). African and Green Broadbills (Calyptomenidae), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.calypt1.01