Library of Congress. Music Division, Gale Research Company, & Library of Congress. Music Division. (1980). Library of Congress classification schedules: a cumulation of additions and changes through 1978: Class S, agriculture, plant and animal industry, fish culture and fisheries, hunting sports (Third edition.). Gale Research company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Library of Congress. Music Division, Gale Research Company, و Library of Congress. Music Division. Library of Congress Classification Schedules: A Cumulation of Additions and Changes Through 1978: Class S, Agriculture, Plant and Animal Industry, Fish Culture and Fisheries, Hunting Sports. Third edition. Detroit, Michigan: Gale Research company, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Library of Congress. Music Division, et al. Library of Congress Classification Schedules: A Cumulation of Additions and Changes Through 1978: Class S, Agriculture, Plant and Animal Industry, Fish Culture and Fisheries, Hunting Sports. Third edition. Gale Research company, 1980.