Cita APA (7th ed.)
Brown, M. (1981). Research Needs for Basic Science of the System of Humanity and Nature: And Appropriate Technology for the Future. National Science Foundation.
Cita Chicago (17th ed.)
Brown, M.T. Research Needs for Basic Science of the System of Humanity and Nature: And Appropriate Technology for the Future. Florida, EUA: National Science Foundation, 1981.
Cita MLA (9th ed.)
Brown, M.T. Research Needs for Basic Science of the System of Humanity and Nature: And Appropriate Technology for the Future. National Science Foundation, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.