Washington (State). Office of the Secretary of State. (1937). Production records from statehood to now: From data compiled by state and federal reports. Secretary of State.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington (State). Office of the Secretary of State. Production Records from Statehood to Now: From Data Compiled by State and Federal Reports. [Olympia, Wash.]: Secretary of State, 1937.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington (State). Office of the Secretary of State. Production Records from Statehood to Now: From Data Compiled by State and Federal Reports. Secretary of State, 1937.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.