APA (7th ed.) Citation

Henderson, G. P. (1962). European companies, a guide to sources of information. C. B. D. Research.

Chicago Style (17th ed.) Citation

Henderson, G. P. European Companies, a Guide to Sources of Information. London: C. B. D. Research, 1962.

MLA (9th ed.) Citation

Henderson, G. P. European Companies, a Guide to Sources of Information. C. B. D. Research, 1962.