For a critical essay in an edited collection, You must cite the individual essay, not just the title of the collection. This is one of the commonest errors in referencing by students. You need to provide inclusive page numbers for the essay you are citing. Robyn R. Warhol and Diane Price Herndl. When citing articles in journals, there is a basic distinction between journals with continuous pagination and journals which page each issue separately.
Most scholarly journals use continuous pagination through each annual volume.
This reference provides readers with the journal title, volume number, date of publication, and inclusive page numbers, allowing them to find the article easily in the back numbers of the journal, which are bound together by the Library and shelved by year number. Some journals do not use continuous pagination, but begin each issue on page 1. Here, '4.2' signifies volume 4, issue 2. It is, however, increasingly widely used in the humanities, and it is simpler and more economical than most other styles. For these reasons you are strongly encouraged to use it in your written work.