Cita APA (7th ed.)

(1971). The changing environment of libraries: Papers delivered at the 1970-71 colloquium series, Graduate School of Librarianship, University of Denver. American Library Association.

Cita Chicago (17th ed.)

The Changing Environment of Libraries: Papers Delivered at the 1970-71 Colloquium Series, Graduate School of Librarianship, University of Denver. Chicago: American Library Association, 1971.

Cita MLA (9th ed.)

The Changing Environment of Libraries: Papers Delivered at the 1970-71 Colloquium Series, Graduate School of Librarianship, University of Denver. American Library Association, 1971.