Стиль цитування APA (7-ме видання)

Saxena, y. (2004). Environment explained: Meaning and definitions of terms and themes. Excel.

Чикаго стиль цитування (17-те видання)

Saxena, y. Environment Explained: Meaning and Definitions of Terms and Themes. New Delhi: Excel, 2004.

Стиль цитування MLA (9-ме видання)

Saxena, y. Environment Explained: Meaning and Definitions of Terms and Themes. Excel, 2004.