Natural Resources, Energy & Science Authority of Sri Lanka. Social science research methodology; seminar report, 24 August - 13 September 1980. Natural Resources.
Cita Chicago (17th ed.)Natural Resources, Energy & Science Authority of Sri Lanka. Social Science Research Methodology; Seminar Report, 24 August - 13 September 1980. s.l: Natural Resources.
Cita MLA (9th ed.)Natural Resources, Energy & Science Authority of Sri Lanka. Social Science Research Methodology; Seminar Report, 24 August - 13 September 1980. Natural Resources.
Atenció: Aquestes cites poden no estar 100% correctes.