Q. We have some questions about APA citations

Quote within a quote

If you use a source that was cited in another source, name the original source in your signal phrase. List the secondary source in your reference list and include the secondary source in the parentheses. EX.
Johnson argued that...(as cited in Smith, 2003, p. 102).

Chapter with a different author

​Author, A. A., & Author, B. B. (Year of publication). Title of chapter. In A. Editor & B. Editor (Eds.), Title of book (pp. pages #s). Location: Publisher.

Powerpoint

​Roberts, K. F. (1998). Federal regulations of chemicals in the environment [PowerPoint slides]. Retrieved from http://siri.uvm.edu/ppt/40hrenv/index.html