APA Format
Instructor`s; . (). Police Reference Notebook / . Inggris : International Association of Chief of Police
MLA Format
Instructor`s; . Police Reference Notebook / . Inggris : International Association of Chief of Police,
Chicago Format
Instructor`s; . Police Reference Notebook / . Inggris : International Association of Chief of Police,
Australian/Harvard Format
Instructor`s; . . Police Reference Notebook / . International Association of Chief of Police Inggris