Orr, W. I. (1978). Radio handbook: Twenty-first edition. ndianapolis: Editors and Engineers.
Chicago Style CitationOrr, William I. Radio Handbook: Twenty-first Edition. ndianapolis: Editors and Engineers, 1978.
MLA CitationOrr, William I. Radio Handbook: Twenty-first Edition. ndianapolis: Editors and Engineers, 1978.
Warning: These citations may not always be 100% accurate.