Cita APA (7a ed.)

Kaiser, G., & Kury, H. (1993). Preface. Criminological Research in the 1990s.

Cita Chicago Style (17a ed.)

Kaiser, Günther, y Helmut Kury. "Preface." Criminological Research in the 1990s 1993.

Cita MLA (9a ed.)

Kaiser, Günther, y Helmut Kury. "Preface." Criminological Research in the 1990s, 1993.