American institute of physics. (1933). American physics teacher. American Institute of physics.
Dyfyniad Arddull ChicagoAmerican institute of physics. American Physics Teacher. Lancaster: American Institute of physics, 1933.
Dyfyniad MLAAmerican institute of physics. American Physics Teacher. American Institute of physics, 1933.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.