Cita APA (7th ed.)
ebrary, Inc. (1998). Observations on the President's fiscal year 1999 federal science and technology budget. National Academy Press.
Cita Chicago (17th ed.)
ebrary, Inc. Observations on the President's Fiscal Year 1999 Federal Science and Technology Budget. Washington, DC: National Academy Press, 1998.
Cita MLA (9th ed.)
ebrary, Inc. Observations on the President's Fiscal Year 1999 Federal Science and Technology Budget. National Academy Press, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.