Field, B. C. (2016). Natural resource economics: An introduction (Third edition.). Waveland Press, Inc.
Chicago Style (17th ed.) CitationField, Barry C. Natural Resource Economics: An Introduction. Third edition. Long Grove, Illinois: Waveland Press, Inc, 2016.
ציטוט MLAField, Barry C. Natural Resource Economics: An Introduction. Third edition. Waveland Press, Inc, 2016.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.