Saxena, y. (2004). Environment explained: Meaning and definitions of terms and themes. Excel.
Цитирование в стиле Чикаго (17-е изд.)Saxena, y. Environment Explained: Meaning and Definitions of Terms and Themes. New Delhi: Excel, 2004.
Цитирование MLA (9-е изд.)Saxena, y. Environment Explained: Meaning and Definitions of Terms and Themes. Excel, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.