APA (7th ed.) Citation

(1988). PPU. Inst. de Criminología [u.a.].

Chicago Style (17th ed.) Citation

PPU. Barcelona: Inst. de Criminología [u.a.], 1988.

MLA (8th ed.) Citation

PPU. Inst. de Criminología [u.a.], 1988.

Warning: These citations may not always be 100% accurate.