Ulhoi, J. P., Madsen, H., & Rikhardsson, P. M. (1996). Corporate environmental and resource management and educational requirements. European Foundation for the Improvement of Living and Working Conditions.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUlhoi, John P., Henning Madsen, और Pall M. Rikhardsson. Corporate Environmental and Resource Management and Educational Requirements. Dublin: European Foundation for the Improvement of Living and Working Conditions, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUlhoi, John P., et al. Corporate Environmental and Resource Management and Educational Requirements. European Foundation for the Improvement of Living and Working Conditions, 1996.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.