Heffan, H. (1980). A digest of selected radiation accident cases in industrial radiography. Pleasant Hill, CA: Trailside Place.
Chicago Style CitationHeffan, Howard. A Digest of Selected Radiation Accident Cases in Industrial Radiography. Pleasant Hill, CA: Trailside Place, 1980.
MLA CitationHeffan, Howard. A Digest of Selected Radiation Accident Cases in Industrial Radiography. Pleasant Hill, CA: Trailside Place, 1980.
Warning: These citations may not always be 100% accurate.