APA (7th ed.) Citation

American and Canadian Bar Associations Economics and Management Conference, Toronto, American Bar Association, & Canadian Bar Association. (1972). Law office efficiency: A collection of presentations. American Bar Association.

Chicago Style (17th ed.) Citation

American and Canadian Bar Associations Economics and Management Conference, Toronto, American Bar Association, and Canadian Bar Association. Law Office Efficiency: A Collection of Presentations. [Chicago?]: American Bar Association, 1972.

MLA (8th ed.) Citation

American and Canadian Bar Associations Economics and Management Conference, Toronto, et al. Law Office Efficiency: A Collection of Presentations. American Bar Association, 1972.