APA (7th ed.) Citation

International Labour Office & Campbell, W. K. H. (1952). An introduction to co-operative practice.

Chicago Style (17th ed.) Citation

International Labour Office and William Kenneth Hunter Campbell. An Introduction to Co-operative Practice. Geneva, 1952.

MLA (9th ed.) Citation

International Labour Office and William Kenneth Hunter Campbell. An Introduction to Co-operative Practice. 1952.

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