Text ( visual ) : unmediated Emily Post's Etiquette / Elizabeth L. Post. -- 15th ed. -- thumb index. -- New York : HarperCollins Publishers , c1992. -- ix, 783 p. : ill. ; 25 cm. -- "First edition"--T.p. verso ; Includes index. -- ISBN 0062700472 ; 0062700286 ; (BA19016123) ; https://ci.nii.ac.jp/ncid/BA19016123 Author Heading(s): Post, Emily ; Post, Elizabeth L.. -- Classification(s): LCC : BJ1853 ; DC20 : 395. -- Subject Heading(s): LCSH : Etiquette