Gone, but not forgotten :
historical glimpses of the Lake Sonoma area.

APA Citation

United States. Army. Corps of Engineers. Sacramento District. (1984). Gone, but not forgotten: historical glimpses of the Lake Sonoma area. [Sacramento, Calif.?]: U.S. Army Corps of Engineers, Sacramento District.

MLA Citation

United States. Army. Corps of Engineers. Sacramento District. Gone, but Not Forgotten: Historical Glimpses of the Lake Sonoma Area. [Sacramento, Calif.?]: U.S. Army Corps of Engineers, Sacramento District, 1984.

Warning: These citations may not always be complete (especially for serials).