Citação norma APA

National School Public Relations Association. (1967). The conference planner: A guide to good education meetings. [s.n.

Citação norma Chicago

National School Public Relations Association. The Conference Planner: A Guide to Good Education Meetings. Washington: [s.n, 1967.

Citação norma MLA

National School Public Relations Association. The Conference Planner: A Guide to Good Education Meetings. [s.n, 1967.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.