Perry, W. D. (1976). Collective bargaining by teachers: Issues and evidence. Rand Corporation.
Citazione stile Chigago Style (17a edizione)Perry, Wayne D. Collective Bargaining by Teachers: Issues and Evidence. Santa Monica, Calif: Rand Corporation, 1976.
Citatione MLA (9a ed.)Perry, Wayne D. Collective Bargaining by Teachers: Issues and Evidence. Rand Corporation, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.