For more information see section 3.12 in the AMA Manual of Style, 11th ed.
Book references no longer require the publisher location as part of the citation. You need only list the publisher name.
For e-books, prefer DOIs to URLs when available. No access date is needed for DOIs, but an access date is needed for URLs. Neither DOIs nor URLs should be followed with a period.
For formatting for multiple authors and group authors, see the author name guidelines.
Author(s). Title of book. [Edition no. if not 1st.] Publisher; Year. doi:xx.xxxx OR Accessed [date]. URL
See the Chapters in Books tab for information on citing specific chapters in an edited book.
Monographs are books by a single author or set of authors who compose the whole text, as opposed to edited books where each chapter is by a different author under the organization of an editor or editors.
Heffernan T, ed. The Impact of Active and Passive Smoking upon Health and Neurocognitive Function. Frontiers; 2016. doi:10.3389/978-2-88919-977-8