(1964). 30th anniversary report for the fiscal year 1964: Summarizing three decades of electronic communication developments and current happenings in that field. Washington, D.C: United States goverment printing office.
Παραπομπή Chicago Style30th Anniversary Report for the Fiscal Year 1964: Summarizing Three Decades of Electronic Communication Developments and Current Happenings in That Field. Washington, D.C: United States goverment printing office, 1964.
Παραπομπή MLA30th Anniversary Report for the Fiscal Year 1964: Summarizing Three Decades of Electronic Communication Developments and Current Happenings in That Field. Washington, D.C: United States goverment printing office, 1964.
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