Ryan, R., & Lefberg, I. (1987). Persons of disability in Washington State: A statistical profile, 1970-1980. Labor Market and Economic Analysis Branch, Washington State Employment Security Dept..
Цитирование в стиле Чикаго (17-е изд.)Ryan, Rosemary, и Irv Lefberg. Persons of Disability in Washington State: A Statistical Profile, 1970-1980. Olympia, Wash. (212 Maple Park, Olympia 98504-5311): Labor Market and Economic Analysis Branch, Washington State Employment Security Dept., 1987.
Цитирование MLA (8-е изд.)Ryan, Rosemary, и Irv Lefberg. Persons of Disability in Washington State: A Statistical Profile, 1970-1980. Labor Market and Economic Analysis Branch, Washington State Employment Security Dept., 1987.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.