APA

United States, . (1974). Efforts to stop narcotics and dangerous drugs coming from and through Mexico and Central America, Drug Enforcement Administration, Department of Justice, Department of State. [Washington, D.C: .

Chicago

United States, . 1974. Efforts to stop narcotics and dangerous drugs coming from and through Mexico and Central America, Drug Enforcement Administration, Department of Justice, Department of State. [Washington, D.C: .

Harvard

United States, . (1974). Efforts to stop narcotics and dangerous drugs coming from and through Mexico and Central America, Drug Enforcement Administration, Department of Justice, Department of State. [Washington, D.C: .

MLA

United States, . Efforts to stop narcotics and dangerous drugs coming from and through Mexico and Central America, Drug Enforcement Administration, Department of Justice, Department of State. [Washington, D.C: . 1974.