Public Library Association. Goals, Guidelines, and Standards Committee. (1979). The Public library mission statement and its imperatives for service. American Library Association.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Public Library Association. Goals, Guidelines, and Standards Committee. The Public Library Mission Statement and Its Imperatives for Service. Chicago: American Library Association, 1979.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Public Library Association. Goals, Guidelines, and Standards Committee. The Public Library Mission Statement and Its Imperatives for Service. American Library Association, 1979.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.