APA (7th ed.) Citation

Cole, G. D. H. (1953). An introduction to trade unionism. George Allen & Unwin.

Chicago Style (17th ed.) Citation

Cole, G. D. H. An Introduction to Trade Unionism. London: George Allen & Unwin, 1953.

MLA (9th ed.) Citation

Cole, G. D. H. An Introduction to Trade Unionism. George Allen & Unwin, 1953.

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