Cita APA (7a ed.)

Harshman, R., & Hannell, C. (1989). World issues in the global community. Wiley.

Cita Chicago Style (17a ed.)

Harshman, Robert, y Christine Hannell. World Issues in the Global Community. Toronto [u.a.]: Wiley, 1989.

Cita MLA (9a ed.)

Harshman, Robert, y Christine Hannell. World Issues in the Global Community. Wiley, 1989.