Corporation, C. B. Energy to go round [kasetvideo]. Hong Kong : Educational Film Services.
Chicago-referens (17:e uppl.)Corporation, Canadian Broadcasting. Energy to Go Round [kasetvideo]. Hong Kong : Educational Film Services.
MLA-referens (9:e uppl.)Corporation, Canadian Broadcasting. Energy to Go Round [kasetvideo]. Hong Kong : Educational Film Services.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.