Sawyer, Jesse O. 1978. Wappo. In Robert F. Heizer (ed.), California, 256–263. Smithsonian Institution, Washington: Washington, D.C.: Smithsonian Institution.
@incollection{sawyer1978wappo, address = {Smithsonian Institution, Washington}, author = {Jesse O. Sawyer}, booktitle = {California}, editor = {Robert F. Heizer}, pages = {256–263}, publisher = {Washington, D.C.: Smithsonian Institution}, series = {Handbook of North American Indians}, title = {Wappo}, volume = {8}, year = {1978} }