National Association of Educational Buyers & Ritterskamp, J. J. (1961). Purchasing for educational institution. Teachers College, Columbia University.
Chicago Style (17th ed.) CitationNational Association of Educational Buyers and James J. Ritterskamp. Purchasing for Educational Institution. New York: Teachers College, Columbia University, 1961.
MLA (9th ed.) CitationNational Association of Educational Buyers and James J. Ritterskamp. Purchasing for Educational Institution. Teachers College, Columbia University, 1961.
Warning: These citations may not always be 100% accurate.