Cita APA

Papworth, J., & Egan, E. (1987). The human factor in the global crisis.

Chicago Style (17th ed.) Citation

Papworth, John, i Eileen Egan. The Human Factor in the Global Crisis. 1987.

Cita MLA

Papworth, John, i Eileen Egan. The Human Factor in the Global Crisis. 1987.