Habermann, P. (1983). Energy conservation campaign: Baseline study. Ministry of mining & energy goverment of Jamaica.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHabermann, Peter. Energy Conservation Campaign: Baseline Study. [Jamaica]: Ministry of mining & energy goverment of Jamaica, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHabermann, Peter. Energy Conservation Campaign: Baseline Study. Ministry of mining & energy goverment of Jamaica, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.