Cita APA (7a ed.)

Kornblum, W., & Julian, J. (1989). Social problems (6. ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Kornblum, William, y Joseph Julian. Social Problems. 6. ed. Englewood Cliffs, N.J: Prentice Hall, 1989.

Cita MLA (9a ed.)

Kornblum, William, y Joseph Julian. Social Problems. 6. ed. Prentice Hall, 1989.