Air traffic controller recordings
MLA
Professional Air Traffic Controllers Organization (Washington, D.C.). "Air traffic controller recordings." Georgia State University. Special Collections. 1981-08-01, http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189612.
APA
Professional Air Traffic Controllers Organization (Washington, D.C.) (1981-08-01). Air traffic controller recordings. Retrieved from http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189612
Chicago
Professional Air Traffic Controllers Organization (Washington, D.C.). "Air traffic controller recordings." 1981-08-01. April 28, 2026. http://digitalcollections.library.gsu.edu/cdm/ref/collection/PATCO/id/189612.
