List the editor's name--last name first--followed by "(ed)".If the editor's name is Leila Webberstone, then you reference so far will look like this:Webberstone, Leila (ed)
Follow the editor's name with the year the periodical was published and a comma. For example, if the article was published in 2008, then your reference should appear like this:Webberstone, Leila (ed) 2008,
Add the title of the periodical, followed by another comma. If possible, italicize the title. If your word processor will not perform this type of formatting, then use an underscore sign to indicate that the title should be underlined. For example, if the title of the periodical is "Dolphin World," then your reference should now look like this:Webberstone, Leila (ed) 2008, _Dolphin World_,
Follow the title of the periodical with the volume number and a comma.You can abbreviate volume by writing "vol." If the issue is volume 16, then your reference should look like this:Webberstone, Leila (ed) 2008, _Dolphin World_, vol. 16,
Finish with the issue number and a period. You can abbreviate this by writing "no." If the number is 3, your reference should look like this:Webberstone, Leila (ed) 2008, _Dolphin World_, vol. 16, no. 3.