APA (7th ed.) Citation

Keyes, H. L. (1930). Classification of hazards. Spectator (1868), 125, 29.

Chicago Style (17th ed.) Citation

Keyes, H. L. "Classification of Hazards." Spectator (1868) 125 (1930): 29.

MLA (9th ed.) Citation

Keyes, H. L. "Classification of Hazards." Spectator (1868), vol. 125, 1930, p. 29.

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