Perry, W. D. (1976). Collective bargaining by teachers: Issues and evidence. Rand Corporation.
Chicago-referens (17:e uppl.)Perry, Wayne D. Collective Bargaining by Teachers: Issues and Evidence. Santa Monica, Calif: Rand Corporation, 1976.
MLA-referens (9:e uppl.)Perry, Wayne D. Collective Bargaining by Teachers: Issues and Evidence. Rand Corporation, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.