Command Productions, Radio Engineering Division

year of pub­li­ca­ti­onISBNauthor(s)title
1981978-0-933132-01-6Warren WeagantTests-answers for FCC first and second class commercial license
1979978-0-933132-04-7   ''FCC math problem solution workbook
1980978-0-933132-05-4   ''Audio-video discount & wholesale buyer's guide
1986978-0-933132-07-8   ''Tests-answers for FCC general radiotelephone operator license
2010978-0-933132-20-7   ''Tests - Answers for FCC General Radiotelephone Operator License Updated Multiple-Choice Tests from the actual FCC exam Plus Radar Endorsement Tests