(1980). Books in print 1980-81. R.R. Bowker Company.
Chicago Edition CitationBooks in Print 1980-81. New York: R.R. Bowker Company, 1980.
MLA引文Books in Print 1980-81. R.R. Bowker Company, 1980.
警告：這些引文格式不一定是100％准確.
APA引文
(1980). Books in print 1980-81. R.R. Bowker Company.
Chicago Edition CitationBooks in Print 1980-81. New York: R.R. Bowker Company, 1980.
MLA引文Books in Print 1980-81. R.R. Bowker Company, 1980.