The following citations are from the Purdue Owl's MLA Sample Works Cited Page. 

Article with one author from an online source: 

Dean, Cornelia. "Executive on a Mission: Saving the Planet." The New York Times, 22

May 2007, www.nytimes.com/2007/05/22/science/earth/22ander.html?_r=0.

Accessed 12 May 2016.

Movie review from an online source:

Ebert, Roger. Review of An Inconvenient Truth, directed by Davis

Guggenheim. rogerebert.com, 1 June 2006, www.rogerebert.com/reviews/an-

inconvenient-truth-2006. Accessed 15 June 2016.

Article with one author from a journal: 

Gowdy, John. "Avoiding Self-organized Extinction: Toward a Co-evolutionary

Economics of Sustainability." International Journal of Sustainable Development

and World Ecology, vol. 14, no. 1, 2007, pp. 27-36.

Film: 

An Inconvenient Truth. Directed by Davis Guggenheim, performances by Al Gore and

Billy West, Paramount, 2006.

Book with one author: 

Leroux, Marcel. Global Warming: Myth Or Reality?: The Erring Ways of Climatology.

Springer, 2005.

Article with multiple authors from a journal: 

Milken, Michael, et al. "On Global Warming and Financial Imbalances." 

New Perspectives Quarterly, vol. 23, no. 4, 2006, p. 63.

Two articles by the same author(s): 

Nordhaus, William D. "After Kyoto: Alternative Mechanisms to Control Global

Warming." American Economic Review, vol. 96, no. 2, 2006, pp. 31-34.

---. "Global Warming Economics." Science, vol. 294, no. 5545, 9 Nov. 2001, pp. 1283-

84, DOI: 10.1126/science.1065007.