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