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Lua i Stíl Chicago (17ú heag.)Research Workshop on Roentgenographic Cephalometrics. 2nd, Western Reserve University, agus Jacob Amos Salzmann. Roentgenographic Cephalometrics; Proceedings of the Second Research Workshop Conducted by the Special Committee of the American Association of Orthodontists. Phialdelphia: Lippincott, 1959.
Lua MLA (9ú heag.)Research Workshop on Roentgenographic Cephalometrics. 2nd, Western Reserve University, agus Jacob Amos Salzmann. Roentgenographic Cephalometrics; Proceedings of the Second Research Workshop Conducted by the Special Committee of the American Association of Orthodontists. Lippincott, 1959.