Introduction to business : a systems approach / by Samuel D. Deep and William D. Brinckloe. Deep, Samuel D. Brinckloe, William D., joint author. Business. HF5351 .D4 650 DEI Includes bibliographical references. Englewood Cliffs, N.J. : Prentice-Hall, 1974. 1974. 1974 Text xi, 496 p. eng