Pearce, D., Pearce, C., Palmer, C., Pearce, D. W., Pearce, C., & Palmer, C. (2002). Valuing the environment in developing countries: Case studies. Cheltenham, UK: Edward Elgar.
Παραπομπή Chicago StylePearce, David, Corin Pearce, Charles Palmer, David W. Pearce, Corin Pearce, and Charles Palmer. Valuing the Environment in Developing Countries: Case Studies. Cheltenham, UK: Edward Elgar, 2002.
Παραπομπή MLAPearce, David, et al. Valuing the Environment in Developing Countries: Case Studies. Cheltenham, UK: Edward Elgar, 2002.
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