APA (7th ed.) Citation

Spergel, I. A., & Curry, G. D. (1992). National Youth Gang Intervention and Suppression Survey, 1980-1987. [Verlag nicht ermittelbar]. https://doi.org/10.3886/ICPSR09792.v2

Chicago Style (17th ed.) Citation

Spergel, Irving A., and G. David Curry. National Youth Gang Intervention and Suppression Survey, 1980-1987. [Erscheinungsort nicht ermittelbar]: [Verlag nicht ermittelbar], 1992. https://doi.org/10.3886/ICPSR09792.v2.

MLA (9th ed.) Citation

Spergel, Irving A., and G. David Curry. National Youth Gang Intervention and Suppression Survey, 1980-1987. [Verlag nicht ermittelbar], 1992. https://doi.org/10.3886/ICPSR09792.v2.