Science indicators, 1980 :
report of the National Science Board, 1981.

APA Citation

National Science Board (U.S.). (1981). Science indicators, 1980: report of the National Science Board, 1981. Washington, D.C.: For sale by the Supt. of Docs., U.S. Govt. Print. Off..

MLA Citation

National Science Board (U.S.). Science Indicators, 1980: Report of the National Science Board, 1981. Washington, D.C.: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1981.

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