If you are only referring to a specific chapter in a book or e-book, see instructions under Book chapters.
[#] X. Last name, X. Last name and X. Last name, Title, Xth ed. Place of publication, Country: Publisher, Year.
[#] X. Last name, X. Last name and X. Last name, Title, Xth ed. Place of publication, Country: Publisher, Year. [Online]. Available: URL
[#] X. Last name, X. Last name and X. Last name, Ed(s)., Titel, Xth ed. Place of publication, Country: Publisher, Year.
[#] X. Last name, X. Last name and X. Last name, Ed(s)., Titel, Xth ed. Place of publication, Country: Publisher, Year. [Online]. Available: URL