APA

United States, . (1970). Federal aviation regulations, v.4. [Washington, D.C: .

Chicago

United States, . 1970. Federal aviation regulations, v.4. [Washington, D.C: .

Harvard

United States, . (1970). Federal aviation regulations, v.4. [Washington, D.C: .

MLA

United States, . Federal aviation regulations, v.4. [Washington, D.C: . 1970.