Reference: Thompson and Kinkade 1990

Thompson, Laurence C. & M. Dale Kinkade. 1990. Languages. In Wayne Suttles (ed.), Northwest Coast, 30–51. Smithsonian Institution, Washington: Washington, D.C.: Smithsonian Institution.

@incollection{thompsonkinkade1990pnw,
  address   = {Smithsonian Institution, Washington},
  author    = {Laurence C. Thompson and M. Dale Kinkade},
  booktitle = {Northwest Coast},
  editor    = {Wayne Suttles},
  pages     = {30–51},
  publisher = {Washington, D.C.: Smithsonian Institution},
  series    = {Handbook of North American Indians},
  title     = {Languages},
  volume    = {7},
  year      = {1990}
}