Miller, M. L., Gale, R. P., & Brown, P. J. (1987). Social science in natural resource management systems. Westview Press.
Cita Chicago (17th ed.)Miller, Marc L., Richard P. Gale, i Perry J. Brown. Social Science in Natural Resource Management Systems. Boulder: Westview Press, 1987.
Cita MLA (8th ed.)Miller, Marc L., et al. Social Science in Natural Resource Management Systems. Westview Press, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.