APA (7th ed.) Citation

International Labour Office & Dickson, D. E. N. (1986). Improve your business: Handbook. International Labour Office.

Chicago Style (17th ed.) Citation

International Labour Office and D. E. N. Dickson. Improve Your Business: Handbook. Geneva: International Labour Office, 1986.

MLA (9th ed.) Citation

International Labour Office and D. E. N. Dickson. Improve Your Business: Handbook. International Labour Office, 1986.