► ONE AUTHOR ► TWO OR THREE AUTHORS ► FOUR OR MORE AUTHORS ► NO AUTHOR ► CORPORATE AUTHOR ► TRANSLATOR ► EXCERPTS COMPILED IN A SINGLE WORK ► MULTIVOLUME WORK WITH EDITOR ► MULTIVOLUME WORK OR SERIES, AUTHOR AND EDITOR ► EDITOR OR COMPILER ► ANTHOLOGY (textbook) ► HOLY WORKS ► AN INTRODUCTION, A PREFACE, A FOREWORD, OR AN AFTERWARD ► SIGNED PAMPHLET ► PAMPHLET WITH NO AUTHOR OF PUBLICATION INFO. STATED ► ALMANAC ► SIGNED GENERAL ENCYCLOPEDIA ARTICLE ► UNSIGNED GENERAL ENCYCLOPEDIA ARTICLE ► SPECIALIZED ENCYCLOPEDIA ARTICLE