Habermann, P. (1983). Energy conservation campaign: Baseline study. Ministry of mining & energy goverment of Jamaica.
Lua i Stíl Chicago (17ú heag.)Habermann, Peter. Energy Conservation Campaign: Baseline Study. [Jamaica]: Ministry of mining & energy goverment of Jamaica, 1983.
Lua MLA (9ú heag.)Habermann, Peter. Energy Conservation Campaign: Baseline Study. Ministry of mining & energy goverment of Jamaica, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.