Science indicators, 1972;
report of the National Science Board.
APA Citation
National Science Board (U.S.). (1973). Science indicators, 1972: report of the National Science Board. [Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off.].
MLA Citation
National Science Board (U.S.). Science Indicators, 1972: Report of the National Science Board. [Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1973.
Warning: These citations may not always be complete (especially for serials).