Cita APA (7a ed.)

Gottfredson, D. M. (1972). Five challenges: Paper prep. for the Conference on Psychology's Roles and Contributions to Crime, Delinquency and Corrections, Lake Wales, FL, January 1972. NCCD Research Center.

Cita Chicago Style (17a ed.)

Gottfredson, Donald M. Five Challenges: Paper Prep. for the Conference on Psychology's Roles and Contributions to Crime, Delinquency and Corrections, Lake Wales, FL, January 1972. Davis, Cal: NCCD Research Center, 1972.

Cita MLA (8a ed.)

Gottfredson, Donald M. Five Challenges: Paper Prep. for the Conference on Psychology's Roles and Contributions to Crime, Delinquency and Corrections, Lake Wales, FL, January 1972. NCCD Research Center, 1972.