APA

United States, . (1992). FAA certificated maintenance agencies directory. [Washington, D.C: .

Chicago

United States, . 1992. FAA certificated maintenance agencies directory. [Washington, D.C: .

Harvard

United States, . (1992). FAA certificated maintenance agencies directory. [Washington, D.C: .

MLA

United States, . FAA certificated maintenance agencies directory. [Washington, D.C: . 1992.