Hawken, P. (1983). The next economy. Holt, Rinehart and Winston.
Chicago Style (17th ed.) CitationHawken, Paul. The Next Economy. New York: Holt, Rinehart and Winston, 1983.
MLA (9th ed.) CitationHawken, Paul. The Next Economy. Holt, Rinehart and Winston, 1983.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.