MLA works cited example: Foreword, introduction, preface, or afterword. Author of introduction is given last name first: Morris, Jan. Book part is Introduction. Book title is Letters from the Field, 1925-1975. It is italicized. Author of book is in normal order: By Margaret Mead. City of publication is New York. Imprint-publisher is Perennial-Harper. Year is 2001. Pages of introduction: xix-xxiii. Medium is Print.