E, L., J., P., K., L.(2018).Bontrager's Textbook of Radiographic Positioning and Related Anatomy Ninth Edition (9th Edition,).Canada, USA:Sauders Elsevier.
Gaya MLA
E, L., J., P., K., L..Bontrager's Textbook of Radiographic Positioning and Related Anatomy Ninth Edition.9th Edition,Canada, USA:Sauders Elsevier,2018.Text.