APA

Michigan, . (1972). Voice identification research. [Washington]: National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

Chicago

Michigan, . 1972. Voice identification research. [Washington]: National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

Harvard

Michigan, . (1972). Voice identification research. [Washington]: National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

MLA

Michigan, . Voice identification research. [Washington]: National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]. 1972.