Uniform system of accounts for class A and class B telephone companies
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書誌事項
Uniform system of accounts for class A and class B telephone companies
(Rules and regulations / Federal Communications Commission, title 47-telecommunication-chapter 1,
United States Government Printing Offive, 1949
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注記
At head of title: Federal Communications Commission
Effective January 1, 1937 (revised to May 12, 1948)