APA (7th ed.) Citation

Gatrell, P. The Forty Years' Crisis: Making the Connections. Refugees in Europe, 1919-1959: a forty years' crisis?.

Chicago Style (17th ed.) Citation

Gatrell, Peter. "The Forty Years' Crisis: Making the Connections." Refugees in Europe, 1919-1959: A Forty Years' Crisis? .

MLA (8th ed.) Citation

Gatrell, Peter. "The Forty Years' Crisis: Making the Connections." Refugees in Europe, 1919-1959: A Forty Years' Crisis?, .