Wikström, P. H. (1990). Crime and measures against crime in the city. Stockholm : National Council for Crime Prevention.
Chicago Style CitationWikström, Per-Olof H. Crime and Measures against Crime in the City. Stockholm : National Council for Crime Prevention, 1990.
MLA CitationWikström, Per-Olof H. Crime and Measures against Crime in the City. Stockholm : National Council for Crime Prevention, 1990.
Figyelmeztetés: Nem biztos, hogy ezek a forráshivatkozások 100%-ig pontosak.