Free Library of Philadelphia. Reader Development Program. (1974). Reader Development bibliography (2d ed.). New Readers Press.
Chicago Style (17th ed.) CitationFree Library of Philadelphia. Reader Development Program. Reader Development Bibliography. 2d ed. Syracuse, N.Y.: New Readers Press, 1974.
MLA (9th ed.) CitationFree Library of Philadelphia. Reader Development Program. Reader Development Bibliography. 2d ed. New Readers Press, 1974.
Warning: These citations may not always be 100% accurate.