APA (7th ed.) Citation

SAGE Knowledge (Online service), Buckingham, S., & Turner, M. (2008). Understanding environmental issues. SAGE.

Chicago Style (17th ed.) Citation

SAGE Knowledge (Online service), Susan Buckingham, and Mike Turner. Understanding Environmental Issues. Los Angeles, [Calif.], London: SAGE, 2008.

MLA (9th ed.) Citation

SAGE Knowledge (Online service), et al. Understanding Environmental Issues. SAGE, 2008.