Barber, H. B. Penetrating Radiation Systems and Applications III. SPIE Digital Library.
Citazione stile Chigago Style (17a edizione)Barber, H. Bradford. Penetrating Radiation Systems and Applications III. SPIE Digital Library.
Citatione MLA (9a ed.)Barber, H. Bradford. Penetrating Radiation Systems and Applications III. SPIE Digital Library.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.