National Science Foundation (U.S.). (1971). Impact of changes in Federal science funding patterns on academic institutions, 1968-70. For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Cita Chicago (17th ed.)National Science Foundation (U.S.). Impact of Changes in Federal Science Funding Patterns on Academic Institutions, 1968-70. [Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off, 1971.
Cita MLA (9th ed.)National Science Foundation (U.S.). Impact of Changes in Federal Science Funding Patterns on Academic Institutions, 1968-70. For sale by the Supt. of Docs., U.S. Govt. Print. Off, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.