Hugh, W., & Rorry, S. (2007). Effective Environmental Management: Principles and case Studies. Allen & Unwin.
Chicago-стиль цитированияHugh, Wyndham, and Sullivan Rorry. Effective Environmental Management: Principles and Case Studies. Australia: Allen & Unwin, 2007.
MLA-цитированиеHugh, Wyndham, and Sullivan Rorry. Effective Environmental Management: Principles and Case Studies. Allen & Unwin, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.