ENGEL JAMES F. (1984). INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. RICHARD D.IRWIN INC.
Chicago-viite (17. p.)ENGEL JAMES F. INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. HOMEWOOD: RICHARD D.IRWIN INC, 1984.
MLA-viite (9. p.)ENGEL JAMES F. INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. RICHARD D.IRWIN INC, 1984.
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