Falk, N. (1992). Voluntary work and the environment: Local environmental development initiatives in Europe. Office for Official Publications of the European Communities.
Цитирование в стиле Чикаго (17-е изд.)Falk, Nicholas. Voluntary Work and the Environment: Local Environmental Development Initiatives in Europe. Luxembourg: Office for Official Publications of the European Communities, 1992.
Цитирование MLA (9-е изд.)Falk, Nicholas. Voluntary Work and the Environment: Local Environmental Development Initiatives in Europe. Office for Official Publications of the European Communities, 1992.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.