Butler, R. N. (1977). Sex after sixty: A guide for men and women for their later years. Hall.
Chicago Style (17th ed.) CitationButler, Robert N. Sex After Sixty: A Guide for Men and Women for Their Later Years. Boston: Hall, 1977.
MLA (9th ed.) CitationButler, Robert N. Sex After Sixty: A Guide for Men and Women for Their Later Years. Hall, 1977.
Warning: These citations may not always be 100% accurate.