@inbook{Ingersoll1892whatinfidels,
  author    = {Ingersoll, Robert G.},
  title     = {What Infidels Have Done},
  booktitle = {The Works of Robert G. Ingersoll, Dresden Edition},
  publisher = {C. P. Farrell},
  address   = {New York},
  volume    = {11},
  year      = {1892},
  url       = {https://thegreatagnostic.com/works/what-infidels-have-done/},
  note      = {Public domain. Dresden Edition identifier: dresden:vol-11:what-infidels-have-done}
}