APA (7th ed.) Citation

O'Brien, D. P., & Swann, D. (1968). Information agreements, competition and efficiency / by D. P. O'Brien and D. Swann. Macmillan.

Chicago Style (17th ed.) Citation

O'Brien, D. P., and Dennis Swann. Information Agreements, Competition and Efficiency / by D. P. O'Brien and D. Swann. London: Macmillan, 1968.

MLA (9th ed.) Citation

O'Brien, D. P., and Dennis Swann. Information Agreements, Competition and Efficiency / by D. P. O'Brien and D. Swann. Macmillan, 1968.

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