APA (7th ed.) Citation

Washington State Association of County Commissioners. Convention, Washington State Association of County Engineers. Convention, & Washington State Association of County Administrators. Convention. (1952). Convention yearbook. The Associations.

Chicago Style (17th ed.) Citation

Washington State Association of County Commissioners. Convention, Washington State Association of County Engineers. Convention, and Washington State Association of County Administrators. Convention. Convention Yearbook. [Olympia, Wash.?]: The Associations, 1952.

MLA (8th ed.) Citation

Washington State Association of County Commissioners. Convention, et al. Convention Yearbook. The Associations, 1952.

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