Jacobson, Steven A. 1990. A Practical Grammar of the St. Lawrence Islands Siberian Yupik Eskimo Language. Fairbanks: Alaska Native Language Center.
@book{Jacobson-1990, address = {Fairbanks}, author = {Jacobson, Steven A.}, publisher = {Alaska Native Language Center}, title = {A Practical Grammar of the St. Lawrence Islands Siberian Yupik Eskimo Language}, year = {1990}, iso_code = {ess}, olac_field = {syntax; semantics; typology; general_linguistics}, wals_code = {yus} }