APA (7th ed.) Citation

Washington State Association of Counties, Washington Association of County Officials, Washington State Association of County Officials, & Municipal Research and Services Center of Washington. (1970). Directory of county officials in Washington State. Washington State Association of County Officials.

Chicago Style (17th ed.) Citation

Washington State Association of Counties, Washington Association of County Officials, Washington State Association of County Officials, and Municipal Research and Services Center of Washington. Directory of County Officials in Washington State. Olympia, Wash.: Washington State Association of County Officials, 1970.

MLA (8th ed.) Citation

Washington State Association of Counties, et al. Directory of County Officials in Washington State. Washington State Association of County Officials, 1970.

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