APA
National Industrial Conference Board (New York), National Industrial Conference Board (New York), . (1961). Chartbook of current business trends. New York: N I C B USA.
Chicago
National Industrial Conference Board (New York), National Industrial Conference Board (New York), . 1961. Chartbook of current business trends. New York: N I C B USA.
Harvard
National Industrial Conference Board (New York), National Industrial Conference Board (New York), . (1961). Chartbook of current business trends. New York: N I C B USA.
MLA
National Industrial Conference Board (New York), National Industrial Conference Board (New York), . Chartbook of current business trends. New York: N I C B USA. 1961.
