Habermann, P. (1983). Energy conservation campaign: Baseline study. Ministry of mining & energy goverment of Jamaica.
Chicago-referens (17:e uppl.)Habermann, Peter. Energy Conservation Campaign: Baseline Study. [Jamaica]: Ministry of mining & energy goverment of Jamaica, 1983.
MLA-referens (9:e uppl.)Habermann, Peter. Energy Conservation Campaign: Baseline Study. Ministry of mining & energy goverment of Jamaica, 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.