Siebert, H. (1998). Economics of the environment: Theory and policy (5th, rev. ed.). Springer.
Chicago Style (17th ed.) CitationSiebert, Horst. Economics of the Environment: Theory and Policy. 5th, rev. ed. Berlin: Springer, 1998.
MLA引文Siebert, Horst. Economics of the Environment: Theory and Policy. 5th, rev. ed. Springer, 1998.
警告:這些引文格式不一定是100%准確.