American Library Association. Circulation Control Committee. (1970). Circulation policies of academic libraries in the United States, 1968. Library Administration Division, American Library Association.
Citação do estilo Chicago (17ª ed.)American Library Association. Circulation Control Committee. Circulation Policies of Academic Libraries in the United States, 1968. Chicago: Library Administration Division, American Library Association, 1970.
Citação MLA (9ª ed.)American Library Association. Circulation Control Committee. Circulation Policies of Academic Libraries in the United States, 1968. Library Administration Division, American Library Association, 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.