Washington Educational Television Association. (1965). School television service: Teacher manual. s.n.
Cita Chicago (17th ed.)Washington Educational Television Association. School Television Service: Teacher Manual. Washington: s.n, 1965.
Cita MLA (9th ed.)Washington Educational Television Association. School Television Service: Teacher Manual. s.n, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.