University, S. L. (1922). Radio equipment, 1922. Saint Louis University Libraries Digitization Center.
Cita Chicago Style (17a ed.)University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.
Cita MLA (8a ed.)University, Saint Louis. Radio Equipment, 1922. Saint Louis University Libraries Digitization Center, 1922.
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