(1993). Integrated environmental and economic accounting. New York: United Nations Publication.
Παραπομπή Chicago StyleIntegrated Environmental and Economic Accounting. New York: United Nations Publication, 1993.
Παραπομπή MLAIntegrated Environmental and Economic Accounting. New York: United Nations Publication, 1993.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.