Corporation, C. B. Energy to go round [kasetvideo]. Hong Kong : Educational Film Services.
Chicago-čujuhus (17. p.)Corporation, Canadian Broadcasting. Energy to Go Round [kasetvideo]. Hong Kong : Educational Film Services.
MLA-čujuhus (9. p.)Corporation, Canadian Broadcasting. Energy to Go Round [kasetvideo]. Hong Kong : Educational Film Services.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.