Wahl, S. v. (1983). Investment appraisal and economic evaluation of mining enterprise. Trans Tech.
Chicago Style (17th ed.) CitationWahl, Siegfried von. Investment Appraisal and Economic Evaluation of Mining Enterprise. Clausthal-Zellerfeld, Germany: Trans Tech, 1983.
MLA (9th ed.) CitationWahl, Siegfried von. Investment Appraisal and Economic Evaluation of Mining Enterprise. Trans Tech, 1983.
Warning: These citations may not always be 100% accurate.