APA
NATIONAL ASSOCIATION OF ACCOUTANTS (New York), NATIONAL ASSOCIATION OF ACCOUTANTS (New York), . (1959). Cost, Improvement for profit improvement. New York: N A A USA.
Chicago
NATIONAL ASSOCIATION OF ACCOUTANTS (New York), NATIONAL ASSOCIATION OF ACCOUTANTS (New York), . 1959. Cost, Improvement for profit improvement. New York: N A A USA.
Harvard
NATIONAL ASSOCIATION OF ACCOUTANTS (New York), NATIONAL ASSOCIATION OF ACCOUTANTS (New York), . (1959). Cost, Improvement for profit improvement. New York: N A A USA.
MLA
NATIONAL ASSOCIATION OF ACCOUTANTS (New York), NATIONAL ASSOCIATION OF ACCOUTANTS (New York), . Cost, Improvement for profit improvement. New York: N A A USA. 1959.
