Fortlage, C. A. Environmental assessment: : a practical guide. Aldershot, Hants, England : Brookfield, Vt., USA, dc1990.
Παραπομπή Chicago StyleFortlage, C. A. Environmental Assessment: : A Practical Guide. Aldershot, Hants, England : Brookfield, Vt., USA, dc1990.
Παραπομπή MLAFortlage, C. A. Environmental Assessment: : A Practical Guide. Aldershot, Hants, England : Brookfield, Vt., USA, dc1990.
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