Call PAC recordings - September 1981
MLA
Professional Air Traffic Controllers Organization (Washington, D.C.). "Call PAC recordings - September 1981." Georgia State University. Special Collections. 1981-09-01, http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189613.
APA
Professional Air Traffic Controllers Organization (Washington, D.C.) (1981-09-01). Call PAC recordings - September 1981. Retrieved from http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189613
Chicago
Professional Air Traffic Controllers Organization (Washington, D.C.). "Call PAC recordings - September 1981." 1981-09-01. April 21, 2026. http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189613.
