Henry Holt & Co. For a chapter in an authored book, create a reference for the whole book (see examples above) and provide the chapter information with the in-text citation only. APA Style usually does not require an access date. (2013). An innovative new tool that checks your APA citations with AI software. The NCEP/NCAR 40-year reanalysis project. 5. Parenthetical citation: (Kalnay et al., 1996). Middle Initial. Don't let plagiarism errors spoil your paper. Interaction check: Aspirin + sertraline. Epocrates. Routledge. For more than one work by the same author, arrange in date order, earliest first. Bulletin of the American Meterological Society, 77(3), 437-471. http://doi.org/fg6rf9. Mayo Clinic. Create a hanging indent for each citation on this list (the first line is flush with the left margin, but following lines in a citation are indented). Florence Nightingale Letters. Primary and Secondary Sources: What's the Difference? The word "citations" can be traced back literally thousands of years to the Latin word "citare" meaning "to summon, urge, call; put in sudden motion, call forward; rouse, excite.". Lives in Edmonton. Authored book, print version, without a DOI (Manualsection 10.2.21). Define the abbreviation for a group author only once in the text. If the publication date is unknown, use n.d. (no date) instead. However, if you are citing a website or online article thats designed to change over time, its a good idea to include an access date. [video] Available at: