Não informado. (1972). Library journal/school library journal previews. R.R. Bowker Company.
Chicagoスタイル(17版)引用形式Não informado. Library Journal/school Library Journal Previews. New York: R.R. Bowker Company, 1972.
MLA(8版)引用形式Não informado. Library Journal/school Library Journal Previews. R.R. Bowker Company, 1972.
警告: この引用は必ずしも正確ではありません.