American Association of School Administrators. (1968). The school administrator & negotiation. American Association of School Administrators.
Cita Chicago (17th ed.)American Association of School Administrators. The School Administrator & Negotiation. Washington, D.C: American Association of School Administrators, 1968.
Cita MLA (9th ed.)American Association of School Administrators. The School Administrator & Negotiation. American Association of School Administrators, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.