Retribution can be very costly because … (Huang, 2012).
Place direct quotes between double quotation marks " " .
Stamate (2016) claims that "drought tolerant plants have evolved …"
Author. (Year/Date). Title [Format]. Other identifying detail. OR DOI/URL
Hull, B. & Drennon, D. 2011, Feb. 17, Stomata density [PowerPoint slides]. Retrieved from https://www.slideshare.net/BreanaHull/stomata-density-denzelbreana-6963546
Stamate, G. (2016, March 30). Amazing landscape designs with drought-tolerant plants [Video file]. Retrieved from https://youtu.be/fl1D5Gg76dA
Huang, L. (2012, March 5). The cost of retribution [Lecture handout]. Ethics 123, Central University, Townsville, Australia.
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