Motteler et al. nd

Motteler, L. S. and Swenson, J. P. M. and Heckathorn, J. n.d. Hawaii. In Encyclopedia Britannica Online.

@incollection{motteleretal2020,
  author    = {Motteler, L. S. and Swenson, J. P. M. and Heckathorn, J.},
  booktitle = {Encyclopedia Britannica Online},
  title     = {Hawaii}
}