Cita APA (7a ed.)

(1978). Coal: The other energy [kasetvideo]. Washington, D C : National Audio Visual Center.

Cita Chicago Style (17a ed.)

Coal: The Other Energy [kasetvideo]. Washington, D C : National Audio Visual Center, 1978.

Cita MLA (9a ed.)

Coal: The Other Energy [kasetvideo]. Washington, D C : National Audio Visual Center, 1978.