APA (7th ed.) Citation

Jack, D. T. (1931). The crisis of 1931 / by D.T. Jack. King.

Chicago Style (17th ed.) Citation

Jack, D. T. The Crisis of 1931 / by D.T. Jack. King, 1931.

MLA (9th ed.) Citation

Jack, D. T. The Crisis of 1931 / by D.T. Jack. King, 1931.

Warning: These citations may not always be 100% accurate.