The only criteria for the essay is that it must be two pages long. The essay is supposed to describe my philosophy of nursing. I would like you to lude a few. Oct 4, 2012. P83 2001. See also the library s Citing Sources and the APA s official site at. Book chapter, essay, or article - when no author is credited (paper version). Retrieved March 26, 2001 from ProQuest/Nursing Journals database. Pamphlet / brochure (Cite like a book but Brochure as shown).