Calkins, K. L. (1991). Name on the schoolhouse: An anecdotal list of some historic names of schools in Washington State. Washington State Retired Teachers Association.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Calkins, Kenneth L. Name on the Schoolhouse: An Anecdotal List of Some Historic Names of Schools in Washington State. Olympia, WA: Washington State Retired Teachers Association, 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Calkins, Kenneth L. Name on the Schoolhouse: An Anecdotal List of Some Historic Names of Schools in Washington State. Washington State Retired Teachers Association, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.