Leigh Robert D. (1950). The public library in the United States,the general report of the public library inquiry.
استشهاد بنمط شيكاغوLeigh Robert D. The Public Library in the United States,the General Report of the Public Library Inquiry. 1950.
MLA استشهادLeigh Robert D. The Public Library in the United States,the General Report of the Public Library Inquiry. 1950.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.