Select all of the statements that are true of in-text citations. The abbreviation for 'page' is used in an in-text citation. A comma is not needed between the author’s last name and the page reference. An in-text citation gives the author’s last name and a page reference for the source material. An in-text citation is very short and is contained within the text. An in-text citation is always in parentheses. Every source used for an assignment must be documented with an in-text citation. Only direct quotations need to be documented with an in-text citation. An in-text citation includes the author and the title of the work cited.