Cita APA (7a ed.)

Amos, W. E., & Wellford, C. F. (1967). Delinquency prevention; theory and practice. Prentice-Hall.

Cita Chicago Style (17a ed.)

Amos, William E., y Charles F. Wellford. Delinquency Prevention; Theory and Practice. Englewoood Cliffs, N.J: Prentice-Hall, 1967.

Cita MLA (9a ed.)

Amos, William E., y Charles F. Wellford. Delinquency Prevention; Theory and Practice. Prentice-Hall, 1967.